D4 Polyacrylite Helmet W/MIPS Shadow Timber Size:M lighter and faster in all

lighter and faster in all facets

but we made it happen

 A drop-tail hem provides increased rear coverage

Details make the D4 the most coveted full-face in mountain biking

The 6400 Knee Brace‚ bilateral support hinges use hyperextension stops to support and help prevent injury to the knee

D4 Polyacrylite Helmet W/MIPS Shadow Timber Size:M lighter and faster in allThe reigning king of full face helmets, the D4 range expands with a Polyacrylite model packing the same safety and comfort features as the premium carbon and composite models into a price conscious shell. Details make the D4 the most coveted full face in mountain biking, including Mips C2 brain protection, an air intake system for ventilation, and an unmatched anatomical fit.