TeXtreme Spread Tow carbon fibre shell 24 total vents: 10 front intake ports, 5 overhead intake vents that channel air on top of your head and an industry-leading 7 rear exhaust ports Separately placed X-Static & XT2 precision fit headliner with 7 anchor points gives you an optimal fit EPP Collarbone impact system; a relief area that reduces the forces in the centre lower section of the helmet where shoulder/collarbone impacts have been known to occur Titanium D-Ring fasteners Always Evolving. MIPS C2 system is used to add an additional layer of coverage. For comfort, the D4 Comp routes cooling air through a front air intake system that flows through the polymer center and power grid side mesh keeping your head cooler during the ride. X-static and XT2 padding keep the inside of the helmet a much nicer place to be. Not intended for use with motorized vehicles.