Shoei helmet RJ Platinum. Hull of compact design, streamlined to minimize turbulence. Shell in AIM (organic fibreglass in various layers), the material that provides an absorption capacity and stiffness optimal. 3 different constructions of the outer shell provide a perfect fit. The padded central 3D, the quilted sides and the chin strap cover are removable and washable. It has an internal space close to the ear which makes it very straightforward to install a hands-free/bluetooth. Ventilation system and air extraction manifold and adjustable for optimum ventilation. Spoiler (spoiler alert) integrated into the helmet shell to reduce fatigue and stress in the neck even at high speeds. System EPS liner with two densities. Closure double buckle. Additional strap under the helmet to reduce the noise. Detachable visor. Light, of little weight, for reduce fatigue in the neck.