Full Face Dual Sport Helmet Off Road Motocross UTV ATV Motorcycle Enduro - Black & Silver - XXL Helmet can be quickly converted from a shield configuration to a shield-less configuration that can be used with goggles for the traditional off road look. Certified to meet the DOT standard (FMVSS218). Visor is designed to allow airflow to pass uninterrupted across the helmet to virtually eliminate helmet-lift at highway speeds. Should you choose to use this as a snow helmet, breath box, double pane shield and electric shield can be purchased separately Please measure for size. Each manufacturers sizing is different. SIZE CHART (Circumference of the largest part of your head, usually just above the eyebrows) in inches SMALL: 21 to 22, MEDIUM: 22 to 22 , LARGE: 22  to 23, XL: 23 to 23 , XXL: 23  to 24. Head shapes can affect how a helmet fits. The size chart is meant to be a starting point. Please be aware that if you return this item for a refund your order will be refunded less the original shipping charges we incurred to ship the order to you. Take a head measurement with a cloth tape measure. Wrap the tape measure around your head one inch above your eyebrows, directly above your ears and to the widest area at the back of your head. This will give you the circumference, which is the measurement displayed below. Removable face shield for use with goggles Compatible with off road goggles Breathable material lined padding Lightweight comfortable interior