Troy Lee Designs D4 Composite Helmet

The Troy Lee Designs D4 Composite Helmet boasts an aerospace-inspired shell design and materials, achieving a lightweight 1050 grams while maintaining exceptional strength. Equipped with the MIPS C2 protection system for added safety during falls, it features a front air intake system that directs cooling air through a polymer center and power grid side mesh. Specifically designed for mountain biking and off-road cycling, this helmet includes 20 high-flow intake and exhaust ports for optimal ventilation, strategically placed interior chin bar shock pads, quick-release 3D contoured cheek pads for easy removal during emergencies, and durable stainless steel chinstrap D-rings. It also comes with a TLD drawstring helmet sock for added convenience.