The LS2 Copter Helmet An updated version of our ultra-popular OF569, the LS2 Track open face motorcycle helmet with built-in sunscreen is one of the most popular in our lineup. Shell Sizes range from X-Small to 2X-Large. 2 shell sizes for a perfect fit! Shells are constructed out of High-Pressure Thermoplastic Technology (HPTT). Meets or exceeds DOT FMVSS 218 standard. Shield "A Class" Polycarbonate shield is optically correct, scratch and UV resistant. Quick change shield system built into the helmet. This helmet also has a built-in sun shield. Security The Verso uses a quick release chin strap for a secure fit. Ventilation The fully adjustable, multiport, dynamic, flow through ventilation with channeled EPS to keep you cool. Shell Shield Security Ventilation Colorways Copter Helmet Copter Helmet in colorway Matte Black Copter Helmet Copter Helmet in colorway Gloss White Copter Helmet Copter Helmet in colorway Gloss Black Copter American Helmet Copter American Helmet in colorway Gloss Red/White/Blue Important Sizing Note Begin by measuring the circumference of your head with a tape measure or a lengthy string that you can line up with a ruler. Start above the ear and circle around completely, resting right at the center of the eyebrows and at the fullest part in back. Measure multiple times to ensure you don't measure to small or large. Important Sizing Note Begin by measuring the circumference of your head with a tape measure or a lengthy string that you can line up with a ruler. Start above the ear and circle around completely, resting right at the center of the eyebrows and at the fullest part in back. Measure multiple times to ensure you don't measure to small or large.