Wind tunnel tested aerodynamic shell shape with extra large eye port for Greater visibility,MOTOR CROSS HELMET,ATV HELMET 1: OEM2: Injection molded alloy ABS shell, high density EPS3: Removable and washable lining and cheek pads4: Wind tunnel tested aerodynamic shell shape with extra large eye port for Greater visibility5: Padded double D-ring retention system6: Chrome-plated chin vent7: Size: S( ...