PERFORMANCE TECHNOLOGIES: A Warrior helmet designed for premium protection, superior fit and sleek styling True One Pro Shell: A one piece high density plastic shell that provides a superior stiff, strong and lightweight barrier of advanced protection. The True One Pro shell has a distinct geometry designed to balance a slim look and provide good impact diffusion OmniShock Protection System w/ Impax Foam: Focused impact zones on the frontal lobe, temples and occipital are reinforced with Impax absorb pods that diffuse energy. Impax pods absorbs both linear and twisting impacts. The True One Pro shell and EPP is the core of safety, forming a lightweight barrier that provides protection against catastrophic injury AdaptFit 270 by BOA: The AdaptFit 270 fit system is micro adjusted with a BOA dial pulling the liner to your head Flow Comfort Liner and Venting | Our removable flow liner pads are treated by Polygiene. They absorb sweat, dry quickly to keep you cool and odor free. Airflow through the shell is optimized by design to keep you from overheating