The E-TECH is the most high-performance jet helmet from the Eight brand: Composite fiber shell, integrated sun visor, efficient ventilation system, removable and washable hypoallergenic interior, micrometric buckle, wide and protective visor This helmet is of course predisposed for the installation of a Bluetooth intercom thanks to the design of its shell and its studied interior. The result of a long process of research and development, the E-TECH redefines the established order in technical jet helmets for the most demanding. -Internal sun visor -Micrometric chin strap -ECE 22.06 From XS to 2XL Weights: XS, M, L: 1350g +/- 50g L, XL, 2XL: 1400g +/- 50g