TaoTronics Phone Holder for Bike, Bike Phone Mount Holder, Bicycle Cradle for iPhone 4s 5s 6s 7 8 Plus X Gaxlxy S6 S7, GPS and Other Devices Multiple Protections: It can best protect your device on your next thrilling journey Non-slip rubber grip cradles: Secures your device all-around to guard against any accidental falls Convenience: Keeps your device within reach anytime; simple push on the button to instantly release your phone Compatibility: Work for devices as wide as 1.97-3.94 inches; this mount frees your hands so you do not miss any fun on the exciting ride Rotatable by 360 degrees: It presents the best viewing angle on handlebars ranging from 18 - 40mm (0.71  1.57in) in diameter