Airoh-Helmets-8217-know-how-&-efforts-created-a-new-top-of-the-range-racing-helmet-This-helmet-comes-directly-from-the-Moto GP-races-It-has-been-tested-&-developed-in-the-wind-tunnel-&-it-has-been-proven-on-race-tracks-by-the-world-best-riders-such-as-Andrea-Dovizioso-The-Airoh-GP500-has-2-shell-sizes-for-an-optimal-fit-&-is-made-from-a-Carbon-Kevlar-Fiber-construction-weighing-only-1250-grams-The-visor-is-fitted-with-a-Pinlock-system-&-is-ready-for-tear-offs-The-visor-is-easily-&-quickly-removable-&-can-be-locked-in-position-The-outstanding-ventilation-system-keeps-you-cool-in-the-hottest-&-most-nerve-breaking-situations-Features-3-Shell-Sizes-Carbon-Kevlar-Fiber-External-Shell-Anatomical-Structure-Racing-Visor-Anti-fog-System-Coupling-Tear-Off-Inner-File-Air-net-Breathable-Comfort-Liner-Removable-&-washable-inner-comfort-Removable-cheek-pads-Hygienical-treatment-Retention-system-Double-D-Rings-Removable-breath-deflector-Wind-stop-device-Top-painted-surface-Triple-front-ventilation-Visor-ventilation-Chinguard-ventilation-Double-rear-air-extractors-Side-Spoilers-Lower-protection-rubber-Pinlock-system-1250g