Main Materials: Nylon Stretch panels at back yoke, knee & crotch gusset for mobility Zip off lower leg converts pant into short Side leg zipper for easy boot & knee guard access Rear lower leg notch to protect from abrasion on bottom back of pant Heat and abrasion reistant leather inner knee panel Double needle stitching for extra reinforcement Articulated precurved legs Tricot mesh lining Detachable hip pads