An aerodynamic shell design constructed using an advanced lightweight composite poly-alloy All helmet liners and cheek pads are made with a hypo-allergenic nylon which are removable and washable A removable screw-on visor 11 points of ventilation with chin side forehead top and rear vents Goggle strap grabbers A square type D-ring with chin strap holder A clearcoat finish to protect paint & graphics Comes with a Lifetime Warranty **Note: Sizes 3X and 4X meet only DOT FMVSS-218 standards. They are not ECE-approved.