Lightweight polycarbonate shell design. Quick change shield; no screws, no side covers. GMAX reduced noise design; specially designed cheek pads, neck curtain, optimal shield sealing and deluxe venting reduce unwanted noise. GMAX D.E.V.S (Dual Exhaust Venting System) anti-fog system side intake and exhaust vents draw heat and moisture away from the shield area out of the helmet. Adjustable chin vents directs air upwards across the inside of the shield to help reduce fogging. Large eyeport opening for greater visibility. Mesh lining with mesh trim channels moisture away from the skin. Padded chin strap for added comfort. Inner chin bar designed for easy microphone installation. Deluxe ear pockets for better fit and speaker installation.