Acerbis Track Motocross Pants Acerbis continues to develop innovative and protective products with the same enthusiasm and passion as the founders of Acerbis did in previous years. Features: Innovative ACERBIS X-Flex technology: fully elastic material on the waistband Foam padding in the knee area Can be worn with any knee pad thanks to the elastic mesh in the calf area. Double waist adjustment with Velcro fastener. Button and plastic ratchet closure. Excellent ventilation thanks to mesh in the calf area and above the shaft. knee Weight 700 g. Contents: 1 Acerbis Track motocross pants