Metallic PU Leatherette ;Smartphone pocket with rotating Metal ring on back that transforms device into stand; Features removable 3M™ 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 (holds approx 3 cards); United States Design Patent No: D874454; Product Size: 2.4" w x 3.62" h x 0.125" d;