- The chill is made of high quality acrylic. Good flexibility In conjunction with the handle made of aluminum material - Adjustable high and low level Increase driving safety Reduce fatigue from interference and rain. - No jagging, not deceiving eyes - reduces the sound into the helmet Makes it easier to talk to Bluetooth to stackers - Open the riding hat, does not burn the eyes from the wind, hit the eyes. - Solve the problem of shaking hats - Easy to install Material: The machine is made of high quality PC material. Aluminum handleColor: Clear / Gray / BlackCharacteristics: Curved, no jagging, not deceiving. Which model of motorcycle can fit: All motorcycles with handlebar diameter 22 mm./ 25 mm./ 28 mm.