Safety: Shell in AIM+ Fibreglass, Organic Fibres and high performance fibres are layered for a shock-absorbent shell with optimum rigidity. Modular EPS liner system with a dual density Optimised protection through EPS elements with different shock-absorbing levels. Mist-retardant CW-1 pinlock visor With safety locking mechanism and dual resistance visor seal, fast and simple exchange. Double-D ring Easy to use and always perfectly adjusted. Chin Curtain All XR-1100 come with a draught excluding chin guard. Wearing Comfort 4 different outer shell constructions for perfect fit and compact dimensions. Shell Sizes: 1) XXS-S, 2) M, 3) L, 4) XL-XXL. Low weight of only 1,350 g (+/-50 g) for size M, to reduce neck muscle fatigue. 3D cheek pads and 3D centre pad for perfect fit. Entirely detachable and washable inner liner For easy cleaning. Detachable and washable chin strap cover For better hygiene. Ventilation Multiple venting and extraction for optimum ventilation. Inlet vents on the upper head area, brow and chin for fresh air supply. Four outlet vents exiting from the top of the shell into negative air pressure allow for greater ventialtion. Separate visor ventilation for perfect visibility. Breath Chamber II for the precise extraction of exhaled air. Aerodynamics Streamlined, compact shape to minimize drag. Stylish aero edge spoiler on the rear area of the shell to diffuse turbulent air and increase aerodynamic stability. Three neck spoilers to further increase stability and reduce neck fatigue especially at high speeds.