The BiKASE Gokase iPhone Smartphone Case w/ Handlebar Mount is a slim, sleek case for the iPhone 5, 5S & 5C with pocket friendly design. Push, turn, GO, 1/8 quarter turn mount to bracket (quick release). Bracket included fits handlebars 22mm to 34mm with removable inserts. Tilt bracket to desired viewing angle. The bracket allows the phone to be out front of handlebars for better ergonomic viewing of maps or biking apps. Includes rain cover to keep phone dry while providing full function. Bracket made of engineering grade resin Acetal, case IS made of polycarbonate and TPU.