05 and DOT FMVSS-218 helmet safety standards Features an advanced aerodynamic shell design constructed using thermoplastic poly-alloy Features a hypo-allergenic and anitmicrobial nylon helmet liner and cheek pads, all of which are removable and washable Features a removable screw-on visor Features 2-point ventilation with chin and forehead vents Features a square type D-ring with chin strap holder Provides ample ear cavity space for speakers Clearcoat finish protects helmet paint and graphics, and provides a great shine Comes with a Lifetime Warranty