Vaccine Card Protector Size\r\n Outside Size: 4.84 X 4.57 Inches\r\n Internal Sizer: 4.25 X 3.77 Inches (Max Insert)\r\n\r\n\r\nSpecification\r\n 1) Product Name: CDC Vaccine Card Protector with Lanyards\r\n 2) Package Include: 5 Packs Card Holders + 5 Pcs Neck Cords\r\n 3) Material: Durable PVC Material\r\n 4) Note: Not all vaccine cards are exactly the same so measure your card if you are not sure.\r\n\r\n\r\nVaccine Card Holder Features\r\n 1) Perfect Fit with Lanyards: A good alternative to laminate the card because some cards did not survive the lamination process. This plastic cover fit your CDC vaccine card perfectly with some wiggle room for long lasting protection. You will love the card holder has slots punched in with a lanyard hung which is great for daily use. 2) Waterproof: These plastic sheath are durable and keep the written information from deteriorating over time. It seals at the top edge like a zip lock to fully protect it. The secure close will be waterproof, spillproof and easily sanitized. 3) Resealable: Easy to take in and out in. Helps you keep card safe without laminating them so we can get boosters in the future if thats needed.