Men's Smith helmet; Lightweight in-mould construction; Airevac 2 ventilation for added airflow; Self-adjusting lifestyle fit system; Airflow climate control; 9 vents; Snapfit SL2 ear pads for added warmth and comfort; Removable goggle lock; Beanie compatible; Skullcandy audio system available; Certification: ASTM F 2040, CE EM 1077: 2007 CLASS B; Weight: 12 0Z/ 350 grams; :: Men > Helmets Size: Small.