
D4 Polyacrylite Helmet
The 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.
- Mips C2 system and advanced Polyacrylite shell for rotational impact protection
- Front air intake with high-flow polymer center and power grid mesh for ventilation
- Collarbone Suspension System and breakaway visor screws for added safety
- Anti-microbial padding and quick-release 3D cheek pads for optimized anatomical fit
Original: $299.99
-65%$299.99
$105.00More Images



















D4 Polyacrylite Helmet
The 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.
- Mips C2 system and advanced Polyacrylite shell for rotational impact protection
- Front air intake with high-flow polymer center and power grid mesh for ventilation
- Collarbone Suspension System and breakaway visor screws for added safety
- Anti-microbial padding and quick-release 3D cheek pads for optimized anatomical fit
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The 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.
- Mips C2 system and advanced Polyacrylite shell for rotational impact protection
- Front air intake with high-flow polymer center and power grid mesh for ventilation
- Collarbone Suspension System and breakaway visor screws for added safety
- Anti-microbial padding and quick-release 3D cheek pads for optimized anatomical fit














