The LS2 FF902 Scope Arch Touring Motorbike Helmet is packed with features... Specifications Include: Shell HPTT - High Pressure Thermoplastic Technology Oval 3 Shells Ventilation Top Vent Chin Vent Exhaust Port Visor Visor - LS2 visors are built with 3D Optically Correct "A Class" Polycarbonate, a space-age polymer with high resistance to impact, that avoids distortion and offers maximum clarity. Twin Shield System - LS2\'s drop-down sun shield helps protect the rider\'s eyes from bright sun, and moves up and out of the way quickly and easily when entering dark tunnels, offering a more comfortable riding experience. Quick Release System Scratch Resistant - Surface treatment of the visor against small abrasive impact. UV Resistant - Treatment of the visor with UV-free clear coating. Pinlock Max Vision Ready Security Micrometric Buckle Safety Reflective Patches Reinforced Chin Strap Multi-Density ESP Comfort Extra Comfort Liner Removable and Washable Liner Breathable Chin Curtain Hypoallergenic - Manufactured using hypoallergenic technical fabrics that wick moisture to help keep you cool while you ride. Laser-Cut Foam Weight - 1650 +/- 50 gr ECE 22.05 Certified 3 Shells: XS-2XL