Lazer Chase Kineticore Helmet Built For Enduro and DH Racing When you start going downhill, you can pick up speed pretty quickly. With extra speed, you should wear extra protection. The Lazer Chase Kineticore Helmet is built to go downhill fast. It has a 5-Star Protection rating by Virginia Tech's independent helmet testing organization. The ASTM-certified chin guard helps protect against face injuries and the Breakaway Visor is designed to snap off in a crash to prevent excess shell rotation to protect the head and neck. This helmet is available in 5 sizes and has a Double-D Ring that provides a secure fit. Features ASTM-certified chin guard to protect against face injuries Breakaway visor that is designed to snap off in a crash to prevent excess shell rotation Double-D Ring buckle to provide an excellent fit SPECIFICATIONSCore Material EPSClosure system Double-D Ring Buckle Safety Certifications CPSC, EN 1078, ASTM 1952Intended Use Downhill, Enduro, Park Weight990g (Size M)Sizing Size Extra Small Small Medium Large Extra Large Head Circumference (cm)52 - 54cm54 - 56cm56 - 58cm58 - 60cm60 - 62cm | Lazer | Chase Kineticore Helmet Men's | Size Medium In Matte Moss