Troy Lee Designs - D3 Fiberlite Spiderstripe Helmet (MTB)

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.

This helmet is designed and intended exclusively for use by bicycling activities, including mountain biking and off-road cycling.

• 20 high-flow intake and exhaust ports for maximum ventilation
• Added EPS and new head-form shape for improved impact performance
• Exceeds bicycle certifications: ASTM F1952-15, ASTM F2032-15
• Not intended for use with motorized vehicles