Come and Check Our Branding Solutions.The pocket can store up to a maximum of 10 credit cards, due to the high quality elastic fabric used. The card pocket has a removable polyurethane non residue adhesive back, once you remove it, you won't have to scrub the back of your mobile device with lemon juice. It's attached to the back of your mobile device, the pocket can work as a wallet, holding credit cards, identification, a room key, stylus, loose change, or other small items. Pls check inventory and detailed info before placing your orders.