About this item SAFETY TRUSTWORTHY – Built for both comfort and impact resistance with REINFORCED ABS SHELL & THICKENED SHOCK-ABSORBING EPS CORE. EXTRA REMOVABLE LINING – Skateboard helmet with two removable liner for different head sizes and easy to wash the sweat away. A HELMET for MULTI-SPORT – Smooth Venlitation System and Dual Safety Certifications helps to protect and enjoy SKATING, CYCLING, BMX, MTB and etc. DOUBLE ADJUSTMENT – Well-attached & long-lasting adjustment dial and skin-friendly adjustable chin strap maxmize the best fit and comfortable wearing. WHAT YOU GET – OutdoorMaster Skateboard & Cycling Helmet, extra removable liner & our CUSTOMER-FAVORITE customer service.