Features KPA (Kinetic Polymer Alloy) outer shell 2 shell sizes XS-L / XL-3XL Weight approx. 1.650 gr. +/- 50 gr. Homologation ECE 22.06 P/J certification for full-face or jet helmet usage Long-oval fit Visor Twin shield system, integrated sun-visor Quick release system Scratch resistant UV resistant Pinlock Max Vision ready Comfort Interior removable & washable Breathable & hypoallergenic Extra Comfort Liner Chin curtain Laser-cut foam Security Reinforced chin strap Micrometric metal buckle Multi-density EPS Reflective safety patch Ventilation Channeled EPS Top vents Chin vent Exhaust port KPA outer shell A proprietary blend of polycarbonate, space age thermoplastics & additional materials specifically formulated by LS2, KPA (Kinetic Polymer Alloy) offers ultra light-weight & high penetration resistance, but with some flexibility for the ultimate in energy dispersion. Visor LS2 visors are built with 3D Optically Correct "A Class" Polycarbonate, a space-age polymer with high resistance to impact, that avoids distortion & offers maximum clarity. Security To ensure good protection the helmet must fit your head to perfection, special attention should be paid to the shell shape design & materials to minimize the effects of a possible impact. It is key to obtain a perfect fit to your head from outside to inside, as well as the shell, the configuration of the EPS liner, which should match closely the human head shape. Note Please be aware, as long as nothing else is written in the item description: All helmets will be delivered only with the ECE certification by default, even if it is shown differently. all helmets that have a visor will be delivered with a clear visor, even if it is shown differently.