The-CPL-system-CABERG-PUMP-LINING-allows-the-driver-by-inflating-the-cheeks-&-the-neck-roll-this-customize-&-thereby-maximize-his-personal-comfort-This-system-provides-a-long-lasting-personally-tailored-fit-Wind-noise-is-minimized-Features-With-one-h&-operation-to-open-&-flip-up-helmet-&-fold-the-front-part-Front-part-locked-in-the-unfolded-state-Flip-up-helmet-is-through-the-front-part-also-Jethelm-mobile-anti-scratch-visor-with-Pinlock-visor-integrated-sun-visor-easier-&-faster-to-change-the-visor-Anti-rain-profile-tested-in-the-wind-tunnel-aerodynamics-antiturbulenter-double-neck-protection-Detachable-Windstopper-Micrometric-helmet-lock-high-quality-multi-layer-coating-with-UV-protection-Removable-&-washable-inner-lining-Sanitized-treated-Visor-&-head-ventilation-prepared-for-Bluetooth-communication-set-homologated-as-an-integral-&-jet-helmet-P-J-ECE-22-05-Material-Thermoplastic-Weight-1-750g-50g-Sizes-XS-53-54-S-55-56-M-57-58-L-59-60-XL-61-62-Measurements-in-parenthesis-head-circumference-in-centimeters