Troy Lee Designs Adult D3 Fiberlite Mono Bicycle Helmet

It wasn't easy to improve upon the class-leading design and function of our D3 helmet, but we've now made it affordable for a greater number of riders. With styles and colors to fit any personality, the only question is: Which one is for you?

Features:

• Lightweight Fiberglass shell construction
• Digital wind tunnel-tested, aerodynamic shell design
• Revolutionary injection-molded air intake system
• 20 high-flow intake and exhaust ports for maximum ventilation
• Added eps and new headform shape for improved impact performance
• Full incremental sizing for greater range of fitment
• Deep eps channeling for optimal airflow
• Removable, washable padded liner with coolmax and dri-lex moisture wicking materials
• Contoured 3d cheekpads fit anatomically
• Quick-release cheek pads for emergency helmet removal
• Purpose-built internal cavities for audio integration
• Stainless steel chinstrap D-rings are light and strong
• Includes TLD drawstring helmet sock
• Exceeds bicycle certifications: ASTM F1952-15, ASTM F2032-15
• Not intended for use with motorized vehicles