The SE5 debuted as one of the most advanced helmets on the market, emphasizing safety and protection for our fastest racers. Available in carbon and composite shells, SE5 integrates EPS and EPP protection with the MIPS Integra system, reducing rotational forces. An engineered airflow system beginning at the mouthpiece ensures the SE5 is as comfortable atop your head as it is on the podium. • Aerospace fiberglass composite shell • Dual Density EPS • In-molded Mips® Intergra Rotational Impact Brain Protection System • Lightweight stainless steel D-rings and alloy hardware • EPP Chin bar featuring Collarbone Suspension System • Three shell sizes to more accurately fit a variety of head sizes and rider ages • Quick release Dri-lex 3D cheek pads and Dri-lex washable liner create and optimized fit with advanced wicking properties • Smart shear plastic visor screws and brass inserts for easy impact break-away • Chinbar mounted gill-set forced air intake system" 182531022 SM 1825310223 MD 182531024 LG