Thanks to a precise tightening system with a foolproof guide and ultra-fine regulation of the belt locking device, this holder offers the highest degree of stability on the non-tubular handlebars found on scooters and motorcycles.The rubber strap provided with the system is applied along the inside of a belt equipped with ultra-fine adjustment capability and protects the handlebar from pulling and rubbing.All iPhone® 5 functions are available with the phone in the case, including the Touch Screen function, plugging in the earphones, and using the battery charger.