The ScorpionEXO Covert X Digicamo Helmet The helmet that redefined badass has evolved into the all-new Covert X. Same multi-configuration versatility featuring a refined 1/2 helmet profile, injection-molded polycarbonate mask, and lightweight Ultra-TCT composite shell construction resulting in a truly minimalist, no nonsense helmet. Read more Shell Sizes range from Small to 2X-Large. The lightweight shell is constructed out of multilayered TCT-Ultra combining fiberglass, aramid and poly-resin fibers. This helmet has three distinct riding modes: full face, 3/4 mode, and 1/2 mode. Meets or exceeds DOT FMVSS 218 standard. Shield Optically superior Dark Smoke Everclear sunshield installed. The shield is anti fog and scratch and offers 95% UV-A and UV-B. Security The Covert X Digicamo uses Double D-Rings for a secure fit. Ventilation Subtly integrated forehead intake vents to keep you cool! Shell Shield Security Ventilation (function(f) {var _np=(window.P._namespace("AplusModule"));if(_np.guardFatal){_np.guardFatal(f)(_np);}else{f(_np);}}(function(P) { // register javascript with unique module id P.when("jQuery", "AplusModules-module-6", "ready").execute(function($, hoverModule) { hoverModule("aplus-module-6-2"); }); })); Sizing Chart The sizing chart is simply a starting guide since head shapes vary person to person. Start by measuring the circumference around your head at the temple, just above the eyebrow line (approximately one inch above eyebrows) using a soft tape measure. Then select the helmet size that is closest to your head from the size chart. If your head falls between two helmet sizes, first start by trying on the small of the two. For the best fit, helmets should be fitted by an authorized dealer. Read more