Kids Helmet for Multi-Sports Intended for3-8 years old kids Size 18.9-21.3 inch 48cm-54cm ColorBlack, Blue,Pink, Red, Green. Adjustable toddler helmet size to accompany kids' growth, It is a perfect gift for boys and girls.. High Quality Durable MaterialOur kids helmet is made of ABS and shock-absorbing EPS foam, Constitute multiple protection system, specially designed for multiple-sports head protection.. Adjustment-ComfortableThis kids bike helmet has a special adjustment dial system adjustable straps to ensure your children achieve a perfect and safe fit. And 11 individual air vents that will keep your kids Cool Comfortable for fun when playing.. Safe and ReliableComplies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 1 and Older Extended Head Coverage,this toddler bike helmet can provide professional protection to your children, make them play safely and happily.. 30 Days No Risk To BuyWe offer 30 days return policy and 24 hours' friendly customer service.If you have any questions about our kids bike helmet, please let us know, we will help you until the problem is solved..

Kids bike helmet Suitable for 3-8 years old kids and toddlers with helmet size 48-54 cm 18.9-21.3. This kids bike helmet is easily adjustable for a snug fit, it could grow with your child for few years.. Toddler helmet Suprior protection for your child in outdoor skateboarding, biking, roller blading, scooter, ice skating etc, this kids helmet keeps himher safe from bumps and bruises.. Kids bike helmet with rugged ABS shell and shock absorbing EPS core, this kids bicycle helmet is extremely stable and built to last.. Perfect present choice Toddler bike helmet is lightweight only 12.5 oz with stylish design and comfortable with 11 vents and breathable foam.. Love It Or Money Back we are so convinced in our helmets that if they don't live up to your expectations you will get a full, complete refund, so have nothing to lose..

Adjustable Kids Helmet BURSUN kids bike helmet available in 2 sizes. Small 18.90-21.3 48-54 cm, suitable for 3-8 years old kids Medium 20.47-22.83 52-58 cm, suitable for 8-14 years old youth. Please do remember to use a string and tape to measure your childs head before you place the order. High Quality Durable Material Our kids helmet is made of ABS and shock-absorbing EPS foam, Constitute multiple protection system, specially designed for multiple-sports head protection. Kids protective gear made of tough and durable PE shell with breathable Polyester lining, which could provide safety protection to kids knee elbow and wrist. Breathable -Comfortable This kids bike helmet has a special adjustment dial system adjustable straps to ensure your children achieve a perfect and safe fit. And 11 individual air vents that will keep your kids Cool Comfortable for fun when playing.. Safe and ReliableComplies with U.S. Consumer Product Safety Commission Safety Standard for Bicycle Helmets for Persons Age 1 and Older Extended Head Coverage, this toddler bike helmet can provide professional protection to your children, make them play safely and happily.. What You Get Kids protective gear including 1 x bike Helmet, 2 x Elbow Pad, 2 x Knee Pad, 2 x Wrist Pad, please check the items clearly when you receive the package. If you have any questions about our kids bike helmet, please let us know, we will help you until the problem is solved..

Size XS 18.5''-20.5''47-52cm - Suggest for infanttoddler 2-43-5 years old. Size S 19.7''-21.2''50-54cm - Suggest for child kids 5-8 years old. 2 Size Available For kids of different ages,suitable for infant,toddlers.children,boys,girls.Please measure your kid's head circumference before choose the right size. Safety Complies with U.S. Consumer Product Safety Commission Safety Standard for Bicycle Helmets for Persons Age 1 and Older. Led Light Light up with 3 modes-Steady Flash Slow Flash Fast Flash,BatteriesCR2032 included. Comfort 8 large vents to keep your little one cool, even on hot daysPinch guard on the chin strap makes wearing this kids bike helmet comfortable all day. Stylish cool Spider design, your little ones will love to wear. Multi-Sport Helmet Suitable for skating, cycling, scooter, balance bike riding etc. A great gift for your babies.

Kids Helmet This kids bike helmet is for 3-8 years old kids, size is 18.9-21.3 inch 48cm-54cm, two colors for choose, adjustable toddler helmet size to accompany kids' growth. It is a perfect gift for kids.. Double ProtectionBienbee kids helmet is made of ABS and thickening EPS foam, constitute multiple protection system.. For Sportsthis scooter helmet is designed for multiple-sports head protection, like skateboarding, biking, roller blading, scooter, ice skating etc.. Perfect gift choiceToddler helmet is lightweight only 13.2oz with stylish design and comfortable with breathable foam around.. 24hours Service24 hours online customer service. Any questions please contact us freely..

UNLEASH YOUR INNER ARTIST - Deck out your kids' helmets with DIY stickers With fun themes, the alphabet, and reflective options, their helmets will be uniquely theirs. Its safe, easy and most of all fun. FITS WELL - With an adjustable dial and chin strap, the Simply Kids Helmet offers maximum comfort and a secure fit for all head sizes.. HIGH QUALITY - Passes and certified by CPSC1203, ASTM1447, EN1078 more to provide the best protection for your child. Durable construction stands up to rigorous outdoor activities like skateboarding, cycling, and scootering.. NO WORRIED ANYMORE - Our toddler helmets for 2-4, 3-5, 5-8, and 8-14-year-olds ensure your child's safety. Parents can now have no worries and let their little ones freely explore the world, knowing they are protected.. ??? Your children's safety is our top priority. If you have any concerns about our toddler helmet, please contact us for prompt action. We prioritize your protection, always..

Realistic 3D Dino Shark Design your boys girls will love it at first sight. Color printed PC Shell with shock-absorbing EPS foam is not only adorable but also resists impact. The spikes using environmentally nice silica gel, safe for kids. 2 sets of interchangeable pads with different thickness 7mm and 10mmfor custome fit. 11 vents keep kid cool, even in hot summer. Super lightweight helmet for children to wear when they are cycling, skating, skateboarding or scooter. 3 Size available,Size S suitable Infant toddler, kids, boy and girl,Please choose the helmet size according to the head circumference. COMPLIANCE- Complies with U.S. Consumer Product Safety Commission Safety Standard for Bicycle Helmets for Persons Age 1 and Older Extended Head Coverage.

Multifunctional Protective Gear Set Superior protection for your child in outdoor skateboarding, biking, roller blading, scooter, ice skating etc, this kids helmet and wrist elbow knee pads keeps himher safe from bumps and bruises. Package including 1helmet, 2Wrist Pads, 2Knee Pads, 2Elbow Pads.. Adjustable Toddler Helmet with 3 in 1 Protective Gear Set This kids bike helmet is easily adjustable for a snug fit, and adjustable with your childs growing for years. Helmet Size 9.458.275.9 Inch.. Suits Your Kids Bike helmet suitable for 3-8 years old kids and toddlers of head circumference 50-54 cm 19.6-21.2. Wrist elbow knee pads is also adjustable. Eleven top and side vents reduce sweating and keep you cool.. Quality Protective With sturdy ABS shell and shock-absorbing EVA, this kids bicycle helmet are built to last for years. Safe, breathable and washable. Warranty We are confident with the quality our product, yet we provide you a warranty of one year limited warranty, and quick e-mail response within 24hrs..

Ultra Light Weight SizeToddler helmet Head Circumference Size S, 50-54cm19.6-21.3 inches, the toddler bike helmet is suitable for children aged 2-5 years old. The ultra-light weight of about 210g doesn't cause additional burden on the child's head. Note As each child's head circumference is different, please measure your child's head circumference before purchasing a helmet to ensure a perfect fit.. Material and shock absorptionOur kids bike helmet is made of American Contego cushioning material, which has excellent impact resistance. The kids helmet is made of PC shell EPS foam, which has high toughness and provides shock-absorbing properties to effectively absorb impact forces.. Breathable Adjustable Chin StrapOur girls bike helmet has 11 ventilation holes on the top, which has enough air circulation to make children feel cool and comfortable while enjoying the sports experience The kids bicycle helmet's chin strap is adjustable to ensure a better fit.. Breathable and removableThe inside of the kid bike helmet has a soft sponge-like elastic inner pad, which can be taken out for cleaning as needed. Kids' bike helmets are suitable for outdoor sports such as bicycles, scooters, roller skating, etc. It protects a child's head, making it an ideal gift for boys and girls.. ComplianceThe bike helmet kids meets the U.S. Consumer Product Safety Commission's CPSC children's helmet safety standards to protect your child's head while they enjoy sports. If you have any questions about our kids helmets, please feel free to contact me..

Recommended for children age 3-5, but will fit most heads measuring 45-53 cm. Always take a head measurement. Head sizes and shapes can vary, even within an age range. Using a helmet that doesn't fit can be dangerous.. Easy to adjust chin strap. Aerodynamic cooling vents. Complies with the U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 1 and Older Extended Head Coverage. Also complies with U.S. ASTM Safety Standard for multi-impact Skateboard Helmets.. Shock absorbing inner shell.

Adjustable dial fit offers 360 degree adjustability for the perfect custom fit. Fit Type Universal Fit. Lower molded shell adds durability and extra protection in the rear. Ultra lightweight vented design provides maximum ventilation for hot summer rides. Built in sun brim for protection against the elements. For toddlers ages 3.

Lifetime Customer ServiceDaCool provide kids helmet and knee pads set for toddler girls boys as a ideal Christmas gift. If any problem any question or suggestions at any time about this small kids protective gear set, please feel free to email us seller via Amazon message, we will provide you good solutions ASAP, thank you so much for your trust and choice.. Adjustable SizeBest gift kids helmet pads for 510yrs girls boys. Small size is suitable for kids girls boys with adjustable elastic straps. This head circumference of the small kids helmet also can be adjusted 18.89inch to 21.26inch. Its the key to make you comfortable while sports.. Wonderful MaterialOur kids safety gear is adopted anti-scratch high hardness PVC shell padded with Soft EVA material. Those high-quality liners are not only durable for many years, but also breathable. Adopted ventilate fabric to keep cool and clean while biking, riding, cycling and skateboarding.. Multifunctional Protective GearThe kids helmet and kids knee elbow pads with wirst guards are designed for kids sports saftey protection especially for ice and roller cycling skating, Skateboard Hoverboard, biking, cycling, skating, rolling, ATV, BMX and other extrem sports. Our goal is keep our kids away from hurt when they enjoy the joy of sports.. 7 Protective Gear SetsProvided with 1 storage bag including 1 Kids Toddler Helmet, 2 Kids Toddler Knee Pads, 2 Kids Toddler Elbow Pads, 2 Kids Toddler Wrist Guards Included. It is easy to carry the kids protective gear set with you for any other outside activities..

Recommended for children ages 3-5, but will fit most heads measuring 48-52 cm.. Always take a head measurement. Head sizes and shapes can vary, even within an age range. Using a helmet that doesn't fit can be dangerous.. Complies with the U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 1 and Older Extended Head Coverage. Also complies with U.S. ASTM Safety Standard for multi-impact Skateboard Helmets.. 3D Skye ear and goggle details. Fit type Universal Fit.

STYLE DESIGN Designed after the tried and true classic multisport helmet, low profile with great coverage in a variety of colors.. EASY BUCKLE Our Smart lock side buckle is a parent and kid favorite, no more pinching.. COMPLIANCE Complies with the U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 1 and Older Extended Head Coverage. Also complies with U.S. ASTM Safety Standard for multi-impact Skateboard Helmets.. SPECIFICATION Recommended for toddlers ages 3-5 but will fit most heads measuring 48-52cm. Important always take a head measurement. Head sizes and shapes can vary, even within an age range. Using a helmet that does not fit can be dangerous..

STYLE DESIGN - Classic shape and design in a variety of colors.. VENTILATION - Six vents to keep your little one cool while learning the ropes.. COVERAGE - Extended rear coverage for provides extra protection.. COMPLIANCE - Complies with the U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 1 and Older Extended Head Coverage.. SPECIFICATION - Recommended for kids ages 3-5 but will fit most heads measuring 48-52cm . Important Always take a head measurement. Head sizes and shapes can vary, even within an age range. Using a helmet that does not fit can be dangerous..

Colorful Gradient Helmet Unicorn 6 in 1 Protective Gear Set with DIY StickersThis gradient helmet is made in three colors, and the 6-in-1 protective gear set is designed with a unicorn pattern. Package including 1Colorful Gradient Helmet, 2Wrist Pads, 2Knee Pads, 2Elbow Pads, 2 DIY stickers. The colorful helmet and unicorn pattern protective gear design can easily attract children's eyes.. Adjustable Toddler Helmet for KidsHelmet adjustable dial skin-friendly adjustable chin strap maximizes optimal fit and comfort. Designed to protect children in outdoor activities such as skateboarding, biking, cycling, skating, scooter, ice skating, balance bikes, etc.. Suits Your KidsHelmet Size 9.458.275.9 Inch. Kids bike helmet suitable for 3-8 years old kids and toddlers of head circumference 50-54 cm 19.6-21.2. 3 in 1 Protective Gear Set Size S is for children aged 3-8, and the recommended weight is 33-55 lbs 15-25 kg.. Breathable Comfortable Easy to CleanWith sturdy ABS shell and shock-absorbing EVA, this kids bicycle helmet are built to last for years. Eleven top and side vents reduce sweating and keep you cool. Safe, breathable and washable Knee pads and elbow pads set are designed with breathable fabric lining and mesh surface for breathability, comfort and good wrapping.. Perfect Gift Choice Colorful helmets and unicorn pattern design protective gear are great gift ideas. As a great holiday gift for girls on Children's Day, Christmas, Halloween, Thanksgiving, birthdays and other holidays Your child will be so happy when heshe receives your kids helmet.

Complies with CE standard. Safety riding protectionPC shell shock-absorbing EPS foam to reduce your child risk of injury while biking on or skating. Comfortable360 degree internal removable padding system 11 vents for airflow, keep your child cool and comfortable. LightweightSuper lightweight 230g8 OZ ,bring the head light riding experience, perfect for child to wear when they are cycling, skating, skateboarding or scooter .. Adjustable size Size S50-54 cm 19. 6-21. 3 inch,suitable 3-6 years old.

3D fabric bow and ears are made of non-grip material with breakaway attachment. Glittered bottom wrap. Complies with the U. S. CPSC Safety Standard for Bicycle Helmets for Persons Age 1 and Older Extended Head Coverage. Recommended toddlers ages 3-5, but will fit most heads measuring 48-52 cm. Head sizes and shapes can vary, even within an age range. Always take a head measurement before purchasing.

Premium Protection Safety - Secure the fun for the whole family when you add a better protective piece in the picture It is certified and specially designed to keep your child safe from bumps and bruises with its impact-resistant rugged ABS reinforced outer shell that also has shock-absorbing, high-density 0.75-inch EPS foam core and adjustable buckle straps.. Best Quality Helmets - Add to its extreme durability is the lightweight design and top and side air vents to reduce sweating and keep the youngsters cool even when they're active. This also helps decrease the pressure to their heads and provides the needed padding.. Secure Snug Fit - To keep it in place for improved protection while in motion, we added an adjustable crank dial, soft and adjustable non-scratching chin straps, and buckle straps for quick fastening and release. It also comes with sweat-absorbing and easily removable 3-piece 5mm Velcro sponge lining pads. Its washable feature keeps away any bad odors and bacteria from building up. We also included 1 extra set for replacement when the other one wears out.. Versatile Helmet For Kids - With our bike helmets for boys and girls, any multisport activity will bring both excitement and relief to your infant, toddler, preschooler or teen. They can use it while cycling, skateboarding, rollerblading, scooter riding, balance biking, bicycle BMX riding.. Let your older and younger children play matchy-matchy and enjoy a good activity wearing our sports helmet They come in various fun colors designs, and in size small, medium or large to fit children youth from ages 3-14 yr old. Nothing beats a thoughtful gesture than the one that says, I care about your safety. Click 'Add to Cart' now and keep your worries at bay and your kids safe.. Lifetime Warranty - We care about our customers and want you to be completely satisfied with our helmets. Therefore, our product is backed with a lifetime warranty Please just contact us whenever you need and we will assist you. We do ask that you measure yourself according to the sizing chart before ordering to receive the best fit.

Great Protection Helmet Our toddler helmet features a hard PC outer shell that resist impacts, the EPS inner foam provides excellent cushioning This baby bike helmet offers reliable head protection for toddler kids aged 1-3-5-8 during both indoor and outdoor activities. Breathable and Comfortable This toddler helmet 1-3-8 years has 11 vents to reduce sweating and keep little heads cool The soft sweat-absorbent inner padding is removable for easy cleaning, ensuring your baby stays comfortable and not overheated. Adjustable Toddler Helmet The kids helmet has an adjustment knob, allowing you to customize the head size to fit kids aged 1-3-8 Size S fits head size from 16.9 to 19.7 inches 43-50 cm, suitable for toddler 1-3, and size M fits head size 19.3-21.7in 49-55 cm, suitable for kids 3-8. The adjustable chin strap also ensures a secure and comfortable fit. Suitable for Multiple Sports Kids helmet for toddlers age 1-3-5-8 is specifically designed for little boys and girls in their exploring phase, suitable for learning cycling, skating, skateboarding, scooter and so on, encouraging your little baby to fall in love with outdoor sports without fear of falling. Ideal Helmet Choice Our infant bike kids helmet features beautiful colors and cute designs like rainbows, dinosaurs, butterfly and flowers, etc making your kid stand out in a crowd Ideal present for little kids on special occasions such as Christmas, birthdays, and Thanksgiving.

High-quality Kids Bike Helmet Banzk kids helmet with eggshell biomimetic modeling design to make sure give your child more enveloping protection, and full coverage for the head, especially the kid's back of the head. Toddler helmets using study material features with rugged ABS outer shell and High-density EPS foam would help absorb the impact of shock in a crash. The knee pads and elbow pads sport protective gear set will give your child more safety.. Perfect Gift for Children Our kid's helmet is available in two sizes and five colors to choose from, ensuring a perfect fit for your child. It makes for a great gift and is sure to bring a smile to your child's face.. 7 IN 1 Protective Gear Our set of six protective gear pieces provides complete and comfortable protection for your child during high-risk activities such as skating and biking. The set includes elbow pads, knee pads, and wrist guards that fit all sizes and are ideal for long-term use.. Multi-sports Application Our kids helmet suits for Multi-sports, Skateboarding Scooter Roller Skate Inline Skating Rollerblading Longboard,and also is the perfect gear for everyday riding, cycling and commuting.. 100 Sincere Service The kids safe is important to us and we have 100 confidence on our kids skateboard helmet. Contact us If you have any question about our kids helmet, we will happily accommodate and work with you. All issues will be solved within 24 hours..

3 sizes available.. ABS shell resists impact and high quality EPS foam provides shock-absorbing. Complies with U.S. Consumer Product Safety Commission Safety Standard for Bicycle Helmets for Persons Age 5 and Older.. 11 top and side vents keep user cool and comfortable.. Suitable for various outdoor sports such as cycling, skateboarding and so on.. Fully adjustable, provided by the crank adjustment dial, 2 sets of pads with different thickness, and length-adjustable chin straps..

DURABLE-The surface smooth PC Shell and shock-absorbing EPS inner shell,In-Mold unibody technology,making the helmet safer and more durable. ULTRA LIGHTWEIGHT VENTILATION- 8 individual air vents,Lightweight kids bike helmet provides maximum ventilation for hot summer rides. PERFECT FIT-Super lightweight 270g0.6lb, One SizeUnisize Adjustable 48-54 cm 18.9-21.3,Head Width 6.5,Ergonomic interior padding is comfortable and secure. ADJUSTABILITY GETTING A SNUG FITA- Adjustable fit dial,360 degree internal removable padding system allow the kids helmet to conform to heads of many sizes, helping the toddler helmet stay in place and better protect the child. UNIQUE DESIGN-Unique 3D cartoon cute animal design,exercise the children understand animals and 3D imagination, have a fun time. COMPLIANCE-Complies with U.S. Consumer Product Safety Commission Safety Standard for Bicycle Helmets for Persons.And ASTM 1447, providing reliable and effective protection in cycling, outdoor skateboarding, roller skating, scooters and other sports.

SUITABLE SIZE This toddler helmets have 3 size for Age 2 and older. Suit for toddlerkidsyouthadultteenager. Small size is 18.9'' - 21.26''. Medium size is 21.26' - 22.4''. Large size is 22.4- 24. Measure the circumference slightly above eye brows to ensure you choose the correct size. NOTEIf you have any questions please contact us as soon as possible,we will try our best to solve your problem and give you a satisfactory reply.. SAFETY PROTECTION The kids bike helmet use sturdy ABS outer shell and EPS foam inner which can absorb external pressure in sporting activities, and it can reduce the risk of injury. when biking, rollerblading or playing. The kids helmet makes your kids more happy on play.. ADJUSTABLE STRAPS AND LIGHTWEIGHT The helmet equipped with adjustable straps and spin dial to ensure you achieve a better fit.The spin dial on the back of helmet and chin straps can be adjustable according to your kids head circumference.The quick-release clip keeps the bicycle helmet securely in place without risk of face scratches or abrasions.. COOL COMFORTABLE AND BREATHABLE Our girls bike helmet is with 11 vents.The ventilation design use special helmet design and breathable foam.This toddler helmet help reduce sweating and keep children feel cool even during intense body movement.The sticky cushiony padding of skate helmet insert is comfortable and breathable.The bmx helmet won't cause additional pressure to head.. DUAL CERTIFIED MORE SAFE Our infant helmet is the best helmets for bike,tricycle,skateboarding,roller skating,inline skates,scooter,rollerblading.Mountain biking,BMX biking,Hiking,Camping..

Excellent Protection All AGH Kids Helmets meet CPSCCPSIA and ASTM safety certifications. Made by rugged PC shell and EPS high density foam, very strong and durable, better protect your baby's head from injury when riding a bicycle, skating or scooter. Adjustable Helmet For Kids Age 2-8The toddler helmet has adjustable dial strap that can be easily loosened or tightened to fit the child's head, Fits head sizes 20.5''-22'', Head sizes and shapes vary. Perfectly fit toddler or kids age 2-8 years old. Lightweight Comfortable This helmet for kid only weights 8.64 OZ, very lightweight, without any pressure to your kids' head even long-time wearing. Fully internal soft padding can absorb sweat and keep comfortable, that also can be removable and washed for clean. 16 Vents Design Ventilation design has great airflow and does not let kid's head overheat, help reduce sweat, keep cool and breathable even in hot weather. Great kids helmet for boys girls. Perfect Gift for Kids This is a great gift choice for kids who love outdoor sports, one kids scooter helmet can campaign your infant for a few years. And you will find this child bike helmet has better safety than other bike helmets boys or girls.

Let your little one ride with the whole paw patrol crew wherever they go paw patrol to the rescue. Adjustable dial fit offers 360 degree adjustability just like the pros have. Lower molded shell design adds durability and extra protection in the rear. Top vents keep little heads cool on hot summer rides. Matching paw patrol pad set sold separately.

SAFETY KIDS BIKE HELMET - Safety always comes first. All complies with U.S. Dual safety standard for bicycle helmets. Extended head coverage. ADJUSTABILITY GETTING A SNUG FIT - Internal adjust systems allow the kids helmet to conform to heads of many sizes, helping the toddler helmet stay in place and better protect the child.. SWAGGY COMFY - From cute unicorn, dinosaur to pure black and blue, your little ones will love to wear. Extra padded edges makes this kids helmet fits better and integrated visor helps to shield eyes from the sun.. STURDY KIDS HELMET for MULTI-SPORT - Hard ABS SHELL EPS CORE provide the highest level of head protection whether they're on a tricycle, scooter, or balance bike. Kids can also wear bicycle helmets when in-line skating, roller skating, skateboarding, etc.. ULTRA LIGHTWEIGHT VENTILATION - Lightweight kids bike helmet provides maximum ventilation for hot summer rides..

CLASSIC HELMET Your toddler will ride in style with this classic helmet. It is designed to fit heads 48 54 centimeters in circumference.. ADJUSTABLE SIZE The chin strap and interior are adjustable to ensure a snug and safe fit as your child grows.. SAFE FOR KIDS This helmet passes U.S. Safety Standard for Bicycle Helmets. The easy-to-use safety buckle secures the helmet in place.. SPECIFICATIONS Dimensions are 21.25 L x 18.9 W. For ages 2 5 years..

IMPACT RESISTANCE The toddler bike helmets are specially designed for multi-sports head protection. The material use is tough and durable PVC, EPS foam which would help absorb the impact and protect your kids head during impact. HEAD SIZE Small size is 18.89''-21.26'' 48-54cm, its suitable for 3-8 years old, Medium size is 21.65-22.44 55-57cm, its suitable for 9-12 years old. Please choose the helmet according to the head circumference classification. ADJUSTABLE FIT This kids bike helmet has an adjustable spin dial on the back of the helmet to ensure you achieve a perfect and safe fit. After a day of riding you can easily remove the inner lining and wash away any sweat. SUITABLE FOR MULTI-SPORTS The kids helmet are flexible and suitable for Multi-sports activities, include cycling, skateboarding, scooter. These kids helmets would be the essential protective gear for any outdoor sports-lovers. WHAT YOU GET The toddler helmet has good quality, If you have size or any questions about the kids helmets, please do not hesitate to contact us, We will try our best to solve your problem.