Unique skulls graphic on a synthetic shell that is grooved so that it can flex and is adjustable to suit the shape of the leg. Front closing strapping system. Padded ankle protection Size guidance: Size Pee Wee - for child up to 3"2" Size XXS - for child up to 3"7" Size XS - for child up to 3"11" Size S - for child up to 4"7" Size Medium - for adult up to 5"3" Size L - for adult up to 5"11"