Safety Material The anti lost wrist link is made up of stainless steel wire and durable PU material which is safe to human body and is difficult to be cut off by knife.. 2in1 Leash. Our smart design enable you easy switch between backpack leash and wrist leash.It is easy to use, just unlock the connected buckle, and put into the harness buckle or wrist link buckle and it will works great. Upgraded Safely Lockthis anti lost kids leash place the key on the adult's wrist to prevent the child from forcibly unlocking it by himself or others ,Using this an expandable 8.2ft 2.5M length leash, prevent lost in crowded places such as hiking ,theme park, travel , shopping center. Freely Adjustable 360 Rotation 360 revolving rotatable metal connectors enable your little boys and girls play and run freely, without worry that you kids will be tripped over .The shoulder straps, chest straps and wrist band The size can be adjusted according to your need and greatly ease the pressure on the shoulders. Breathable fabric the soft breathable sponge pad in the wrist strap and backpack leash ,use widening car seat belt material make it comfortable to wear for both adult and kidsYou don't need worry about the fit situation.

Suitable occasions this children safety ID wristband can be worn when children participate in outdoor activities such as children's parties, school hiking, summer camp, shopping with parents, beach trips, etc.. Convenient to use first, fill in important contact information such as name, telephone number, etc. on the safety bracelet, then adjust the length of the wristband to fit the child's wrist and wear it, which helps to ensure the safety of children. Adjustable the size of children safety ID wristband is approx. 7.5 x 0.9 inch 19 x 2.3 cm, there is a button on the wristband to adjust the length, which makes it easy for you to choose a safe and comfortable size for your child. What you get we will provide 14 pieces identification bracelets with different patterns for you to use, the reusable ID band is enough for you to use in various occasions. Safe material the identification wristband is made of PVC, it is also waterproof, suitable for children to use in various occasions such as swimming pool, playground and so on, and safe enough to close to the child's skin.

Children's Protective Lock Children's locks can prevent some troubles caused by children's self-opening in crowds.. High quality to prevent breakageThe Anti-lost wrist link is made of retractable steel rope wrapped in plastic and cannot be cut with ordinary tools, which is safer and more resistant to breakage. These toddler belts are connected by a 360-degree swivel connector that offers more possibilities for your baby's activities.. Night Reflective BeltReflective strip design, even in the night, you can see the anti-lost wrist chain under the light.. Wristband is soft and comfortable The wristband is made of high-quality breathable cotton, double-layer and extra padded wristband to ensure absolute safety, softness and comfort, and protect the wrist from scratches and sweat.. Multiple colors and lengthsIncludes anti-lost seat belt lock straps in pink, blue,orange and cyan. With an adjustable wrist strap for adults and children, you can connect your anti-lost belt to your backpack, shopping cart or stroller. Suitable for use in parks, plazas, supermarkets, playgrounds and crowded places..

High-quality materialThe AirTag wristband is made of high-quality nylon material.The unique technology makes the watch band more skin-friendly and breathable.. High performanceWearing a protective cover will not block the signal, and the positioning function will not be affected. The bracelet can protect the air tag from being damaged by falling.. Easy to installThe size of this AirTag strap is perfectly compatible with AirTag. Easy to install and disassemble. You can bring any content you want to easily track.. Adjustable sizeThe wristbands on both sides can be adjusted according to the size of the wrist and can be easily worn on the wrists of babies, children, and the elderly without worrying about the AirTag being thrown out or damaged during activities.. Perfect giftThis nylon watch band can be used as a little gift for your favorite family and friends. Prevent babies, children, and the elderly from getting lost..

Safety Wristband To label phone number, name, address or other information that could give your child an instant assistance in an emergency. Adjustable length The Safety Wristbands measures 7.7 x 0.8 inches 19.5 x 2 cm.You can can adjust fitable length for kids. Scope of use Colorful pattern Bracelet can meet your satisfaction, suitable for parties, playgrounds, shopping malls and so on. Easy To Use Only two steps to complete, simply write your mobile number inthe space provide on the ID Safety Bracelets and pop it on the kids' wrist, the Safety ID Bands can be labeled with a standard ballpoint pen, which is easy and convenient to use for your kids. Durable Waterproof Designed with skin-friendly PVC material,our safety Wristband Bracelets is tear-resistant, soft and gentle.

Superior Quality Breathable coth harness and durable nylon rope. The wrist link is made up of stainless-steel wire and sturdy PU material which is secure and difficult to be cut off. Ultra-soft sponge padding wristband can well protect wrist from scratching and sweating.. Cute Design Harness with lovely angel wings that your girls must be very glad to wear. Shoulder straps and buckle strap are freely adjustable to fit most kids. 360 swivel connector allows toddlers to walk even run freely.. Keep Security Keep kid close to you at the same time give them independent during outdoor activities, not only enable children to explore the world freely, but also liberate your shoulder arms and reduce your fear and anxiety. Suitable for Use This anti-lost harness can be adjusted for continue using even as kids grows up from 1 to 5 years old, easy to wear and carry, ideal for airports, parks, museums or other crowded places.. 3 Different Usage ? Children wear the harness attached with rope led by adult. Children wear the harness attached with wrist link led by adult and whose hand wear the wristband. Wristband both be worn on parent and kids hands.

Key-Lock DesignDr.meter Lock Design ensure that child cannot get rid of anti lost wristbands unless parents unlock the lock on the child's side with 2 included keys. 2-pack Safety WristbandsTwo is better than one. Blue link can extend up to 8.2 feet, orange link can extend up to 4.92 feet. Both perfect for keeping little ones close by but with more freedom to roam. The upgraded extended cuffs' size will fit all wrists. Comfy and SecureUltra-soft, breathable sponge padding and round-cornered velcro straps protects wrists from uncomfortable scratching and sweat while holding the safety wrist cuffs in place. High Quality Steel CordThe thickened steel wire is coated in great PU. It will recoil automatically but won't break, crack. It's a must have leashes for your feisty, energetic kids at outdoors. Rotatable and ReflectiveBuilt-in reflective tape keeps your child safe in the dark, while a 360 degree swivel clip allows free and flexible movement. Your kids will stay safe without feeling constricted.

Keep Security Keep children close to you while keeping them independent during indoor or outdoor activities, no longer worrying about your child running away. Its perfect for zoo, park, airport, trip, fairs, museums, more crowded areas.. Cute Comfortable The baby harness with lovely dinosaur that your child will be very glad to wear. It made of cotton material and mesh, soft and safety, The breathable mesh cloth on the back is highly increasing the comfort.. Adjustable The soft shoulder straps can be adjusted to find the most comfortable position for each child. It can a moves up and down for best positioning, This kids harness leash is One size fits most kids from 1-5 years old.. Upgraded Lock Design The anti-lost wrist link is made up of stainless steel wire and durable PU material, and it place the key on the adult's wrist to prevent the child from forcibly unlocking it by himself or others.. Foldable Compact There is a small pocket on the back of the harness, you can fold it when you dont need it, which is very convenient to carry..

Materials The bag is made of refined polyester lining and nylon fabric, endowing it with softness, lightness and durability. The connectors between the harness and the leashwrist link are stainless heavy-duty clips and D-rings, making it safer and more reliable. The thick and extendable wrist link is made of stainless steel wire wrapped by harmless PU. The wristbands on both ends of the link chain are embedded with sponge, making it comfortable to wear.. Adorable Design Having a first eye at this harness mini-bag, you will be enchanted by its lovely appearance . Except being cute and sweet, this bag is also very useful. The bag also has enough room to hold some little items like toys, pencil box, etc. Just buy it for your loved one They will have a crush on it and wear it every day.. 4 Ways to Use Child can wear it as a backpack. Just put the smaller wristband around your little sweeties wrist to link you two together. backpack wrist link. backpack leash. With this backpack with wrist leash, you dont have to worry that your curious kid will wander lost.. Peace of Mind Whether you are shopping, travelling, walking, you can use this safety harness. It can not only enable your child to explore the world safely, but also liberate your shoulders and arms and relieve your fear and anxiety. With this reliable mini-bag equipped with wrist link, you will never need to worry about your curious baby wandering around, for you can always keep him or her close to you but at the same time give him or her enough freedom and space.. Sizes Information This safety bag is particularly made for baby toddlers aged at 1 to 5 years old. With adjustable design, it can fit most boys and girls within this age range..

UpBrands 36 Pack Fidget Zipper Bracelets Sensory Toy - an excellent kit for birthday party favors for kids. They are a very popular party favor hot toys for your child's Birthday party. Children will play with these plastic bracelets fidget jewelry and will love to share them in goody bag stuffers. Great Sensory Figit Stress Relief Toys for Special Needs Children. Perfect for killing time, anti-stress, better focus, ADHD, or autistic children.. They are perfect for Party Favors, Valentine's Day class exchange, Birthday Parties, Camping Trips, Halloween, Glow Party, Concerts, School Classroom Rewards, Treasure Box, Carnival Prizes, Pinata Toys Filler, Bath Tub Fun, Bars and Pool Parties, Beach Parties, CookOut, for fill up the Easter basket stuffers and More. The design of these zippy bracelets helps to keep hands busy and de-stress by playing with them.. A must-have along with all the stretchy skeletons, sticky hands, balloons, animal twist bracelets, candy, stretchy lizards, squishy toys, glow light rings, inflatable toys, slime, cupcakes, and novelty toys in candy bags. Be the talk of the school and neighborhood with these Valentine's Friendship Fidget Zipper Bracelets. These anxiety toys can be the giveaway of the day of your party. Non-Candy Treat Option The fidget zipper bracelets are a perfect alternative to traditional candy and sweets for Halloween and Easter egg fillers. A healthier and more exciting option, the kids zipper bracelet should be on your list for the next holiday.. Perfect to use as Rewards Sensory bracelets for kids are a popular incentive prizes for students among parents and teachers. A zipper fidget bracelet is the best way to celebrate childrens academic achievements, positive actions and good behavior.. End of School Year Gifts for Kids . Preschool Graduation Gifts . Pinata Fillers . Graduation Prizes . Halloween Non Candy Treats .

Promotes Kids' Safety Our kids wrist leash is suitable for children who are prone to wandering or have difficulty following directions. Children with autism may have a tendency to wander or run away, which can be dangerous in busy or crowded environments.Using this will help them stay safe and prevent them from rushing out the road or getting lost.. Maximum Safety for Your Little Ones - Our anti-lost wrist leash for kids upgrade with magnetic lock - only be opened by the end of the parents' wrist, and the widened metal head makes it difficult to be cut off.. Safety Night Reflective Strip - Designed with reflective strips to warn drivers to avoid children at night, and you can easily see your children at night in crowded streets, shopping malls or other places with low light.. Keep Your Baby within Reach - The 4.9ft-long spring rope built in 49pcs steel wires is connected with the 360 degrees swivel head, so that your children have more free space to play outdoors in your sight without tripping over. The size of the wrists at both ends can also be freely adjusted to a comfortable size for children under 10 years old.. Baby Friendly Material - Made of soft organic cotton, breathable and comfortable for children. Even if it is worn for several hours, there will be no uncomfortable scratches or sweating, and it can be used all year round..

Keep toddlers close to you and at the same time give them independence during indoor or outdoor activities.. Easy to use All you need to do is connect the wristbands to adults and kids hands respectively. The shrinking chain can extend up to 1.5 meters and the wrist strap circumference of kids hand side the smaller side can be adjusted up to 14 CM.. Soft Comfortable soft double layers of hook and loop for kids hands, not easy to take off by themselves. The size of wrist strap can be adjusted according to your need, the soft sponge pad in the wrist strap make it comfortable to wear for both adult and kids.. Durable The connecting rope is made of stainless steel and wrapped with plastic, never worry this safety harness will be cut by knife. It is linked to the wrist straps with metal connectors that can freely rotate 360 degrees.. Anti-lost Only used to prevent children from losing when they go out, but do not prevent children from falling down and cant be used as a walking training equipment. Suggest for children aged 4 and over..

Our package contains two ropes of different lengths and colors, 4.92 ft in pink and 8.20 ft in green. The rope is made of cutting resistant stainless steel, wrapped in thick PU material, and the bracelet is connected with the rope through metal joints, which are not easy to cut or separate.. Stretchable and Adjustable Not only is the stainless steel rope stretchable, but the size of the bracelet can also be adjusted freely up to 14 cm, so there is no need to worry about whether the size is appropriate.. Upgraded Key Lock Our upgraded toddler leash uses a key lock, and the key is on the adult side, so it is impossible for children to unlock the bracelet, which is safer and more reliable than the old version that uses hook and loop closure. Comfortable and Breathable Our baby leash is very comfortable to wear as it is embedded with soft breathable cushioned cotton. The connection between the rope and the bracelet can be rotated 360 degrees to prevent the rope from tangling.. Anti-Lost and Play Safely Our child leash allows children to move independently within the sight of parents, especially in crowded outdoor places like parks, small shopping malls and amusement parks, to prevent children from getting lost..

SAFE AND EFFECTIVE Created with you and your kids in mind. This mosquito repellant sticker is made with all natural, plant-based ingredients. BuzzPatch is non-toxic and DEET free and uses the most effective and safe essential oil combination to combat pesky mosquitos.. EFFORTLESS, QUICK APPLICATION Simply peel and stick BuzzPatch stickers onto your clothing or gear for instant mosquito protectionno sprays, rubbing, or waiting required. Enjoy hassle-free, lasting defense thats ready whenever you are.. KID FRIENDLY, PARENT APPROVED - Kids enjoy the fun, colorful designs that are easy and comfortable to wear, while parents appreciate the natural protection that keeps little ones guarded from mosquitoes. No more fighting with kids to put on sticky mosquito spray. MEDICAL GRADE ADHESIVE PATCHES Made from non-woven, medical-grade fabric, NATPAT BuzzPatch Mosquito Patches are durable, water-resistant, and designed to stay in place during all kinds of activities. With a pleasant scent and gentle ingredients, these family-friendly patches offer dependable protection for both kids and adults.. MULTI USE FUNCTION - Perfect for babies, toddlers, kids, and adults. Convenient, small package is perfect for on the go and travel. Great for hiking, vacation, backyard, camping, patio, and parks. Enjoy convenient mosquito protection day or night..

Safe Material - Our fidget bracelet toy is made from a plastic material which has been tested for food grade safety.. Versatile Design - This chew bracelet tool focus kids attention, instead of chewing their hands and clothes, help calm kids down by twisting or stretching, or just rolling them up and down her arms. Stylish sensory anxiety toys also can be a decoration for student to wear everyday everywhere. Not bulky, perfect for small wrists.. Durable and Colorful - Compare with other similar anxiety bracelet, our coil not only more comfortable wearing, but also increased durability. Include delicate assorted colors, match any outfits. Attract the attention of your child and promote kids development of optic nerve.. Easy to Clean - Stretchable wrist bracelets is easy to clean by hand washrinse with just soap water. Dishwasher safe in a basket on the top shelf.. Beside sensory bracelets, MaberryTech still have many different style chew necklaces and pendants sensory motor aids toys. These toys for special needs children diverts chewing from fingers and clothing. Boosts confidence and reduces anxiety..

Key Lock Design Unlike the old kid leash that uses hook and loop closure which is easy to be opened by children or others, our upgraded toddler leash comes with a small key on the parent's wristband. If you want to open the child's wristband, you must use the key on the parent's wristband, making it safer to use.. High quality to prevent breakage The Anti-lost wrist link is made of retractable steel rope wrapped in plastic and cannot be cut with ordinary tools, which is safer and more resistant to breakage. These toddler belts are connected by a 360-degree swivel connector that offers more possibilities for your baby's activities.. Night Reflective Belt Reflective strip design, even in the night, you can see the anti-lost wrist chain under the light.. Wristband is soft and comfortable The wristband is made of high-quality breathable cotton, double-layer and extra padded wristband to ensure absolute safety, softness and comfort, and protect the wrist from scratches and sweat.. Adjustable Design Not only is the rope stretchable with the longest length of 2m6.5ft, but also the size of the bracelet can be adjusted freely up to 14cm, which is suitable for children of different stature. You can connect your anti-lost belt to your backpack, shopping cart or stroller. Suitable for use in parks, plazas, supermarkets, playgrounds and crowded places..

Perfectly Fit For AirTag- Specially designed for Apple Air Tag finder, this bracelet is made of premium soft and flexible silicone with a precise slot that fits your Air Tag without being too loose or too tight. It's easy to install and detach.. Waterproof Upgrade- The Air Tag wristband features a full-coverage design that encloses the Air Tag in a round protective lid. This design achieves better water resistance, making it suitable for splashes while playing in the pool or at the beach Can be used for waterproofing in life, NOT be immersed in water for a long time. This will keep your Air Tag up and running and looking new.. Improvement Design- The adjustable Air Tag wrist strap features a specially designed buckle that holds the Air Tag securely on wrist, so you never have to worry about the strap falling off. The full-coverage design won't affect the Air Tag's signal, making it an excellent anti-loss GPS tracker hidden accessory. The strap is precisely the right length - not excessively long or short - which makes it highly suitable, especially for kid and toddlers, with a length fits 4.5-7.5 115 mm-190 mm. Multiple Features- The highly elastic strap has impact resistance, anti-scratch, sweat-proof, anti-fingerprint, breathable, and easy to clean. It enables your child to play without worries in the beach, swimming pool, and children's playgrounds. You can choose from different colored bands to match your kid's new dress and enjoy new surprises every day.. What You Will Get- You will receive 2 portable wrist bands for Air Tag and 2 round lids to prevent water AirTag not included. If you have any problems with this product, the best service and solution will be provided. Please feel free to contact us..

Secure Your ChildWSZCML anti lost wrist link using an upgraded magnetic induction lock to keep your children safe, only be opened by the end of the parents' wrist, which is much safer and stronger than the older version.. Baby Friendly MaterialChild leash made of soft organic cotton, breathable and comfortable for children. Even if it is worn for several hours, there will be no uncomfortable scratches or sweating, and you can connect your kid leash to your backpack, shopping cart or stroller be used all year round.. Durable and ReliableThe anti lost wrist link is made of retractable steel rope wrapped in plastic and cannot be cut with ordinary tools, which is safer and more resistant to breakage. These toddler leash are connected by a 360-degree swivel connector that offers more possibilities for your baby's activities.. Adjustable Wrist Leash for Kids Not only is the rope stretchable with the longest length of 2m6.56ft, but also the size of the bracelet can be adjusted freely, which is suitable for children of different stature and we have a three-year worry free warranty service.. Safety Night Reflective Strip Kid leash with reflective strips to warn drivers to avoid children at night, and you can easily see your children at night in crowded streets, shopping malls or other places with low light..

PRECISELY FIT FOR Air tag - Specially designed for Air tag Finder, precise slot of air tag wristband for kids suitable for your Air tag, no worries about too loose or too tight, easy to install and detach.. PRECISELY FIT FOR Air tag - Specially designed for Air tag Finder, precise slot of air tag wristband for kids suitable for your Air tag, no worries about too loose or too tight, easy to install and detach.. PRECISELY FIT FOR Air tag - Specially designed for Air tag Finder, precise slot of air tag wristband for kids suitable for your Air tag, no worries about too loose or too tight, easy to install and detach.. UNIQUE DESIGN - Adjustable Air tag wrist strap featuring special designed buckle, hold the Air tag tight on your wrist, suitable for your families, especially kids and the toddlers, length fits 5.51-7.87140mm-200mm.. LIQUID SILICONE Air tag WRISTBAND - Wearable Air tags wristband for kids is made of premium soft silicone rubber, Air tag bracelet case combined with lightweight skin-friendly in one, gives you comfortable wearing experience.. PROTECTIVE Air tag WATCH BAND WITH MULTIPLE FEATURES - The highly elastic cover has impact resistance, anti-scratch, sweat-proof washable features, prevents the Air tag being scratched when accidental drops happened, and easy to clean, enables your child without any worries while playing in beach and swimming pool and children's playground.. WHAT YOU WILL GET - 2 Portable Anti-lost Wristband for Air tag. not include Air tag. If you have any questions, please feel free to contact us, we will provide you with solutions as soon as possible..

UPGRADED MAGNETIC UNLOCK DESIGNOur kids wrist leash adopts upgraded magnetic unlock design to prevent kids from pulling off or wriggling out of their wristbands, which is safer than the older one. With this toddler wrist leash, you can free from worries that you kids get lost or play in the dangerous place.. REFLECTIVE STRIP DESIGN It is featured by the reflective strip design which makes it clear to see the wrist link even in the evening. Keeping your baby under your nose while giving them more private space.. 2 PACK2 pack toddler leash to meet your different demands. 4.92ft150cm pink anti lost hand belt makes your kids closer to you in the crowded place, and 8.2ft250cm blue anti lost hand belt offers kids more freedom in the open place. In addition, they are also suitable for the family with 2 kids.. STAINLESS STEEL MATERIAL The baby leash is made from anti-cut stainless steel materials. Its surface includes PU materials which wont be cut unless special tools are used. This child wrist link is linked by a 360 degrees rotating metal connector to provide flexible and safe babys activities.. COMFORTABLE DURABLE The safety baby wrist strap is made of ultra-soft breathable sponge pad and corner nylon hasp tape to avoid wrist scratch and sweat. It also can be connected to your hands, backpacks and baby carriages when you are in the crowded place such as the supermarket, park, shopping mall, street, super market, subway, playground, scenic area, railway station, elevator and vegetable market etc..

Key Lock Design Unlike the old kid leash that uses hook and loop closure which is easy to be opened by children or others, our upgraded toddler leash comes with a small key on the parent's wristband. If you want to open the child's wristband, you must use the key on the parent's wristband, making it safer to use.. Adjustable Design Not only is the rope stretchable with the longest length of 1.5m4.9ft, but also the size of the bracelet can be adjusted freely up to 14cm, which is suitable for children of different stature.. Comfortable Design There is cushioning cotton inside the bracelet, which makes it soft and comfortable to wear. The connection between the rope and the bracelet can be rotated 360 degrees to prevent the rope from winding.. Anti-lost Our child leash allows children to do activities independently and at the same time keep them within the sight of parents, especially in crowded outdoor places, to prevent children from getting lost.. High Quality The rope is made of stainless steel, which is strong and durable, not easy to cut off, and the connection between the bracelet and the rope is connected by metal joints, not easy to separate, and can be used for a long time..

Safety ID Wristband ID Safety Name Bracelet Wristbands for Kids, to label telephone number, name, address or other important information that can rescue kids in an emergency and provide important assistance featured with smart buckle that requires a two-hand-grip to open and can therefore not be opened by small children. This feature prevents small children from removing the band themselves. Waterproof These Child ID Bracelets are made of PVC material,high flexibility, waterproof tough, fit the skin, will not scratch the child's arms, the PVC material is waterproof, so they won't rip or bleed, can be carried in the pool without worry. Please use waterproof pen to write it, such as ballpoint pen, rollerball pens are not recommended, so that the text then become water resistant. Easy To Use Only two steps to complete, simply write your mobile number inthe space provide on the ID Safety Bracelets and pop it on the kids' wrist, the Safety ID Bands can be labeled with a standard ballpoint pen, which is easy and convenient to use for your kids. Adjustable Length The Chid ID Bracelet Safety Band Strap size is 7.48 x 0.82 inch 19cm x 2.1 cm, the Emergency ID Bracelets are lockable, so it is infinitely adjustable and fits any ages of wrist, for kids and also adults. Occassions The Anti Lost ID Wristband for kids suitable for multiple situations, such as kids parties, school excursions, zoo trips, theme parks, shopping, festivals, sporting events, outing with grandparents, trips to the beach and other public places for kids anti lost.

Safety First - Kenson Kid's children safety ID wristband can be worn when children participate in outdoor activities such as children's parties, school hiking, summer camp, shopping with parents, beach trips, vacations and more.. Easy Convenient to Use fill in important contact information with a ball point pen on the safety bracelet, adjust the length of the wristband to fit the child's wrist wear to ensure the safety of children. Lightweight Comfortable - the band is made of a lightweight Tyvek material making it comfortable and waterproof. Can use in pools or the beach.. Thoughtful Discretion - the ID Brands include all your child's essential information to help them in the case of an emergency, but it's all kept safe on the inside of the wristband unless needed.. Product Specifications - 6 Pack - Waterproof and Discreet - One Size Fits All. Text on outside of the band is in English, French and Spanish. Includes fields for Child's Name, HotelFlight Info, Two Contacts, and AllergiesMedicalOther..

Our wristbands have child-proof buckles. They are designed to prevent small child from removing it. It requires two hands to open the safety buckle. There will be clicking sound when it is properly closed. If child still tempted to remove the bracelet themselves, tape over the buckle will further reduce the possibility.. Important contact information can be written on wristband to ensure child safety.. Our wristbands are reusable and adjustable, It will not rip or tear in water.. Our ID wristbands are made of soft plastic material. Size 10 in, 1 in. Please understand, due to the fact there are a variety of pens and markers out there, it is difficult to determine which works and which doesnt. We recommend using Sharpie Permanent Marker. You may also apply a piece of transparent tape over the written surface to ensure security of the ink..