Aerodynamic shell design constructed using advanced poly-alloy plastic for light weight and strength Hypo allergenic and antimicrobial 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 goggle grabber Eleven points of ventilation with chin, side, rear and forehead vents Clear-coat finish to protect paint and graphics Square D-ring style retention system