PU leatherette pocket with removable adhesive back for placement on smartphone, cell phone, or mobile device. Non residue adhesive sticks to the back of your mobile phone. Single pocket doubles as a wallet, insert transit cards, credit cards, IDs, and business cards. Elastic panel at top allows pocket to adjust to fit most card sizes.Item Size: 2.625 W x 4 H x 0.125 DImprint Area: 1.25 W x 1.5 H