Keep children protected in the Bell (R) Trigger Bike Helmet. Kids will not even realize they are wearing a helmet with the comfort of Bell's (R) ErgoDial fit system and adjustable cam locks, which ensure a proper fit. Twenty-three channeled air vents will send hot air out and cool air in, and a front visor means squint-free rides. A PinchGuard buckle for no-pinch buckling will guard against tears. FEATURES: ErgoDial fit system Cam locks PinchGuard buckle Front visor Adjustable cam locks Universal youth size Complies with U.S. CPSC Safety Standard for Bicycle Helmets for persons age 5 and older 114887