Outershell of DU PONT Cordura 500D (100 polyamide) Breathable Cool-MAX mesh inner lining (100 polyester) Detachable GORE-TEX LTD liner 4 outside pockets AIR-VENT zippers Pockets with magnetic closures, equipped with air vents PITTARDS anti-slip leather seat patch Stretch panels at back and knees Special heat-proof NOMEX (100 nylon) fabric inside the calves protects from exhaust heat Double fibula adjustment Zippers and Velcro at ankles High waist with adjustable Velcro flaps EN 1621-1 certified height-adjustable 4t soft protectors from SAS-TEC at knees TEMPERFOAM padding at hips, upgradeable Connecting zipper 3M-SCOTCHLITE