Outer shell Du Pont® Cordura 500 D Contains non-textile parts of animal origin Lining COOLMAX® lining. Membrane removable waterproof, windproof & breathable liner Fit/features 4 external pockets air-vent zippers stretch panels at back & knees stretch panels at crotch waist belt Zips & velcro at ankles Kangaroo leather anti-slip seat patch Kangaroo anti-slip leather at knees & inner calves Held Clip-in Technology Protection optional hip protectors pocket for optional Held cloverleaf SAS-TEC® proved coccyx protector EN 1621-1 height-adjustable soft protectors at knees reflective sections Connecting zip