AFX - FX-17 Solid HelmetsFeatures:Aerodynamic shell design constructed using advanced poly-alloy plastic for light weight and strength Hypo-allergenic and anti-microbial nylon liner and cheek pads are removable and washable Ear cavity space for speakers Removable screw on vented visor Fully molded eye port trim with incorporated google grabber Eleven points of ventilation with chin, size, rear and forehead vents Clear-coat finish to protect paint and graphics Square D-ring style retention system DOT and ECE-22.05 certified (except sizes XXXL and XXXXL, which are DOT certified only)