The Shark Race-R Pro Blank Motorbike Helmets are packed with features... Specifications include: Shell Construction - Multi-composite Optimized Aerodynamics - Contoured shell and double blade rear spoiler More Comfortable and Hermetic - Making for even better performance Variable Thickness Visor - (2.8 mm at the edges, and 4.25 mm in the center) for a class 1 optical quality with no distortion Total Vision - Outside anti-scratch and inside anti-fog visor treatment Quick Release Visor System Multipoint Ventilation - 4 air scoops: chin (with integrated anti pollution air filter) + front + 2 top vents; 7 extractors; 3 possible positions: closed, intermediate, fully open Fastening System - DD-ring chin strap 2 Shell Sizes - Optimal morphological adjustment New Design Multi-Density Interior - 8 shock absorbing elements with varying densities and \"crumple zone\" Removable and Washable Interior Interior Made Using a Bamboo-Based Process - Cheek pads available in different thickness Hermetic Neck Pad - Air and noise reduction Glasses Groove - Optimal comfort for the persons wearing glasses SHARKTOOTH Prepared - The helmet has been designed to accommodate the Sharktooth Bluetooth Intercom SHARP 5 Star Rating ECE R22-05 Approved - Road legal throughout Europe ACU Gold approved - Suitable for track use in the UK 5 Year Warranty Weight - 1250 g