2 SLOTS FOR CARD & BILL- Each phone sticker card holder is designed with 2 slots,you have 2 different pockets, one to store cash and the other for?cards. It can securely store cards, money, keys, /earphones/a driver license/or even a USB flash drive and other small stuff, which is a perfect substitute item of wallet or money clip. The covered inner pocket is perfect to conceal your cash. Leave your big purse at home and put everything you need in this card holder for convenient outgoing. PORTABLE SIZE & FLEXIBLE MATERIAL- The card holder is made of elastic fiber, more flexible than the standard rubber wallets. The?material?is stretchy and it holds both a single card and multiple cards without fear of falling out. Soft inner cloth is smooth to the touch and no scratch to your cards. It's just the right?size(Height - 90mm / Width - 58mm / Thickness - 2mm)?that doesn't cover up the camera or the mic of your phone, incredibly thin and lightweight,add no bulk to your phone. 3M ADHESIVE TAPE, TIGHT AND SECURE - Each Pofesun stick on wallet uses a 3M adhesive tape backing for a strong, firm, long-lasting hold. It won't lose strength due to pocket heat, light moisture or sweat, and it won't leave a sticky residue if you choose to move it. Pofesun??s Wallet can firmly hold all the items you can fit in for your convenience and never let go! The highly elastic fabric holds the content of the pocket from falling, even when the pocket is upside down.