Main Materials: Nylon Stretch panels at back yoke, knee & crotch gusset for mobility Side cargo pockets Zipper ventilation Side leg zipper for easy boot & knee guard access Adjustable waist tabs Rear lower leg notch to protect from abrasion on bottom back of pant Heat and abrasion reistant leather inner knee panels Double needle stitching for extra reinforcement Articulated precurved legs Rubber logos and rubber pull tabs Tricot mesh lining Detachable hip pads