Sizing: Small/Medium or Large/XL • Designed to be worn with the Alpinestars’ range of off-road boots and knee braces. • Stretch Lycra upper sleeve with back mesh insert. • Large elasticated upper hem with internal silicon grip. • Reinforced padded support for enhanced levels of comfort. • Reinforced protective padding on the ankle. • Rib construction for enhanced stretchability. • Single layer compact construction of the lower socks has been designed for high levels of breathability and comfort. • Moisture wicking construction throughout.