Description
The Reigning Crown of Full-Face Helmets
D4 reigns king atop downhill podiums and freeride events across the globe. Available in carbon and composite, details are what makes the D4 the most coveted full-face in mountain biking. Prioritizing safety while balancing weight through premium construction and materials, D4 incorporates MIPS protection with an EPP chin bar and anatomical cheek pads with emergency release.
- MIPS brain protection system, reduces rotational forces to the brain in some crash scenarios
- Three shell sizes to more accurately fit a variety of head sizes and rider ages, improving overall safety
- Removable snap-in, washable comfort liner with Coolmax® and Dri-lex® moisture-wicking materials
- Super light titanium D-rings save weight and have increased material tensile strength
- CPSC 1203*, CE EN1078*, ASTM F1952-DH, ASTM 2032-BMX. *Varies by regional standards