Extra Thickness The thickness of this id badge holder is 0.8mm compares to 0.4mm or even thinner of generic items on the market. It's soft, smooth and durable, never leave creases or break even if folded repeatedly. Note This card set is only suitable for credit card size cards or inserts within 2.6 x 3.7 inner size. Kindly search asin B09174BKP7 then you will find 4 x 3 card protector.. ECO Safe The name badge holder is made of premium PVC material, RoSH certified. No recycling plastic scrap, non-toxic, odorless and safe guaranteed. That makes the lanyard id holder high transparency and crystal-clear. Stay as new after long term use.. Large and Roomy Space The inner dimension is 2.6W x 3.7L, can easily hold 3pcs credit card size cards. 6pcs vertical id holders in one pack. 4 x 3 ID Card Protector B09174BKP7B09175G7MF. Waterproof and Dustproof Easily open and close with the excellent resealable ziplock closure. This waterproof and dustproof id card holder is great to keep your important paper badges or cards dry, clean and secure.. Buy with confidence Opening is about 14 from top. Think of it as a ziplock bag. Perfect badge holder for ID cards, work card, student card, nurse name card, credit cards, membership card, exhibition card, bus pass, hotel key cards and cruise cards etc. Please contact us if any question..