#html-body [data-pb-style=WEHEEGM]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll} Lightweight Polymer shell; Sunglasses dock port for easy, secure storage; Fidlock magnetic closure system; 360 Turbine Technology; Reduced peak acceleration by up to 30% at impact speeds associated with ; Reduces peak rotational acceleration by up to 40%; Adjustable visor with breakaway function for rotational impact force reduction; Maximized ventilation with 18 vents. Optimized for riding and effective even at low speeds; Moisture wicking, breathable, anti-odor and washable inner liner; In-molded EPS + EP0 impact foam for superior energy absorption; Certified and tested: AS/NZS 2063:2008, EN1078, CPSC 1203, ASTM F1952-15; 3-year Leatt Helmet Replacement Program. Click here to know more; Weight: From 430g (0.95 lbs); ; Sizing #S (51-55cm 20-21 5/8"); #M (55-59cm 21 5/8- 23 1/4"); #L (59-63cm 23 1/4 - 24 3/4"); ;