Combining style and performance into one helmet. For the active inline speed skater who cares about protection and looking good at the same time. An adjustable strap and dial lock ensures a customized and precision fit. The helmet uses In-Mold Technology for comfort and is lightweight and well ventilated. Features In-Mold Technology Adjustable dial lock Sizing: XS/S = 52-56cm S/M = 54-58cm M/L = 58-62cm