Bell Arrow Helmet - X-Large/Matte Black Lightweight composite polycarbonate alloy shell. Tool-less, no-hassle flip-down shield. Anti-scratch and UV protected shield. Adjustable flow-through ventilation system for cooling and comfort. Adjustable chin vent to aid in cooling and shield defogging. Removable and washable, antibacterial/antimicrobial interior comfort liner. Aerodynamic design for exceptional stability and low wind noise. Padded chin strap with D-ring closure and strap keeper. Five-year warranty. Certification: DOT. Sizes: XS, S, M, L, XL, XXL. Weight: 1550g