This folio-style wallet neatly and securely attaches to the back of your cell phone or non-silicone phone case, without blocking your camera, buttons, or ports. Card wallet features four card slots including a transparent ID slot. Durable snap closure keeps your cards secure. Requires space of 4.25 x 2.5 inches for placement. RFID protection against unauthorized RFID scans which can protect you from electronic pickpocketing. Pocket-Friendly Design. Universal Compatibility. Comes in black only.