Troy Lee Designs D3 Fiberlite Full Face Helmet for Downhill, Mountain Bike & BMX - Lightweight & Durable Adult MTB Helmet for Extreme Riding & Racing - Perfect for Trail Adventures, Bike Parks & Competitive Cycling

TLD's D3 Fiberlite helmet offers many of the racing-derived features found on the top-shelf D3 Carbon and D3 Composite siblings. D3 Fiberlite uses a lightweight, fiberglass shell with wind tunnel proven aerodynamics and an efficient ventilation system to keep you cool - there are 20 high-flow intake and exhaust ports to keep airflow moving.. With 3D cheek pads, the D3 Fiberlite has a comfortable, secure fit. Quick-release cheek pads allow for helmet removal in the event of an emergency. . The D3 Fiberlite now available for riders who crave factory performance. This helmet exceeds bicycle certifications: ASTM F1952-15, ASTM F2032-15 and is not intended for use with motorized vehicles.