Product Description HHI100 All purpose impact resistant helmet with a versatile and dependable shell design, rain trough and accesories slot. Self centering 4-point suspension with 3-level height adjustment. Plastic suspension, with pinlock or ratchet size adjustment. Meets BIS 2925 FEATURES HDPE Shell with triple Corrugation Ratchet & Pinlock adjustment Plastic Suspension Sweat Absorbent band for super comfort Adjustable Nape Strap provides snug fit Rain Trough provides the protection and rain management CERTIFICATION BIS 2925