Protection pocket for optional Held cloverleaf SAS-TEC® proved coccyx protector optional hip protectors EN 1621-1 certified height-adjustable soft protectors at knees Connecting zip Fit/features with adjustment at waist, thighs special stretch & fabric panels in crotch & calves button fixtures for optional braces Held Clip-in Technology H.P.A System (Held protector adjustment) at knee large stretch panels at knee and calf for optimal fit air-vent zippers anti-slip seat patch for better comfort and control 1 external pocket Membrane removable waterproof, windproof & breathable liner Outer shell 900D reinforced double layer polyester at knees HEROS-TEC® 500D fabric