Schwinn Thrasher Bike Helmet for Adult Men Women Age 14+ with Suggested Fit 58-62cm, Multi-Mode Rear LED Light or No Light Option, Lightweight with Adjustable Side and Chin Strap, Bike AccessoriesLightweight adult bike helmet, ages 14 years and above, suggested head circumference ranging from 58 62cm Full 360 Comfort featuring an adjustable dial fit knob and full range padding for the perfect custom fit Two microshell layers and full coverage EPS foam construction provides lightweight durability Easy adjust dial system for a custom fit, adjustable side straps to fine tune comfort, detachable visor to reduce glare Complies with U. S. CPSC