Troy Lee Designs D4 Polyacrylite MIPS Helmet Linear Black
Engineered for aggressive riding and trusted by elite downhill and BMX athletes, the Troy Lee Designs D4 Polyacrylite MIPS Helmet delivers proven impact protection in a lightweight, cost-efficient shell. Mips® C2 technology reduces rotational forces during crashes, while the Collarbone Suspension System and breakaway visor screws add critical safety enhancements. Ventilation is optimized through a multi-port intake system, and the interior fit is fine-tuned with 3D cheek pads and anti-microbial padding for lasting comfort.
- Mips® C2 Rotational Impact Brain Protection System
- Advanced Polyacrylite shell construction
- Front air intake system, with high flow through polymer center and power grid side mesh
- Collarbone Suspension System
- Breakaway visor screws
- Anti-microbial padding
- Quick release contoured 3D cheek pads for anatomically optimized fit
Information provided by manufacturer



Description
Engineered for aggressive riding and trusted by elite downhill and BMX athletes, the Troy Lee Designs D4 Polyacrylite MIPS Helmet delivers proven impact protection in a lightweight, cost-efficient shell. Mips® C2 technology reduces rotational forces during crashes, while the Collarbone Suspension System and breakaway visor screws add critical safety enhancements. Ventilation is optimized through a multi-port intake system, and the interior fit is fine-tuned with 3D cheek pads and anti-microbial padding for lasting comfort.
- Mips® C2 Rotational Impact Brain Protection System
- Advanced Polyacrylite shell construction
- Front air intake system, with high flow through polymer center and power grid side mesh
- Collarbone Suspension System
- Breakaway visor screws
- Anti-microbial padding
- Quick release contoured 3D cheek pads for anatomically optimized fit
Information provided by manufacturer















