Description: - Hard and lightweight ABS outer case shell safety helmet - Premium impact absorption and high density EVA liner for superior protection and comfort - Air vents for easy drainage and breathable - Adjustable chin strap with quick release buckle for easy use - Universal for unisex adult, kids and perfect for water sports, kayaking, canoeing, wakeboarding, water ski, jet skiing, paddleboarding, boating, drifting, surfing, sailing, rescue, skateboard etc. Specification: - The helmet has got CE certification - Material: ABS + EVA - Color: Red/Yellow/White/Pink/Orange/Purple/Green for you choose Size Chart: Size S, Fits for Head Circumference: Approx. 52-55 cm/20.5-21.7 inch Size M, Fits for Head Circumference: Approx. 55-57 cm/21.7-22.4 inch Size L, Fits for Head Circumference: Approx. 57-61 cm/22.4-24 inch Package Includes: 1 Piece Water Sports Safety Helmet Note: Please allow slightly difference due to manual measurement. Color might be slightly different due to different product batches. Appreciate your understanding. Thanks!