troy lee designs d4 polyacrylite mips helm Choose your size:L The focus is on good

The focus is on good controllability

These offer high protection in the event of a fall

nostalgic look

It's available in block color or tie-dye and features one of several distinctive TLD graphics

For even better pressure relief

troy lee designs d4 polyacrylite mips helm Choose your size:L The focus is on goodTroy Lee Designs D4 Polyacrylite MIPS Helmet The reigning king of full face helmets expands the D4 lineup with a polyacrylite model that packs the same safety and comfort features of its premium carbon and composite models into a budget friendly shell. Its features make the D4 the most desirable full face helmet in mountain biking, including Mips C2 brain protection, an air intake system for ventilation, and an unmatched anatomical fit. Mips C2