Rugged 900D polyester chassis with Airprene panels for ventilationFull-coverage TPU knee capD3O® LP1 knee impact protectorsReplaceable knee sliderAdjustable straps fits most riders, see overpants size charts for Men and WomenDesigned and developed in Portland, OregonContent: 73% Polyester/27% Polyamide (exclusive of decoration) EN 17092-6 Garments Class C-O.Knee protector EN 1621-1:2012 Level 1.