The 509 Youth Tactical 2.0 Offroad Helmet hooks the next generation up with the industry's best value for safety, technology, venting, and comfort. Lightweight and durable with a polycarbonate outer shell, its proven package includes protection standards that meet or exceed DOT and ECE 22.05 safety certifications. Innovative Venturi Venting with shutters you can open or close creates negative pressure in the breath box to pull moist air out for all day comfort and clearer vision. Features: Durable polucarbonate outer shell for stiffness and absorption DOT certified Innovative Venturi Vent pulls moist air from helmet without cold wind coming into helmet Double D ring chin strap closure Adjustable visor V.E.E.S Proctection system ,sold seperately, can be used for cold weather and winter conditions On/Off vent shutter inside helmet Soft microfiber liner for quick drying and comfort Perfect fit between helmet eye port and 509 goggles Specifications: Starting Weight: Starting at 1300 grams 509 Youth's Tactical 2.0 Offroad Helmet