Water Helmet - S/M - White   This helmet is for lightweight and comfortable protection. The Rachet system and chin cup provide a secure fit, and the helmet can be fitted with flashlight or motion camera adapters. Features: * Hi-impact ABS shell * Accessory side rails and NVG/Go Pro mounting bracket * 9 ventilation vents * Closed-cell EVA-molded foam liner for comfort and safety * Ratchet easy-fit system * The chin cup webbed strap adjusts to fit * Removable foam ear protection pads * CE EN 1385 Approved Specifications: * Color: White * Size: S/M * Head Circumference (in.): 21'-22.5'