Super-tough 5 mm neoprene  enhanced with Brush Armor puncture and abrasion resistance. 

Tough, warm and comfortable.    Reflective titanium body heat recycling system.  The seat and knees are double reinforced and rubberized to help prevent sliding on slippery surfaces.  The duel velcro and quick release, ultra comfortsuspender system distributes the weight over a large area to help prevent pressure pointsand provide all day comfort.  The center cargo pocket has a fleeced lined hand warmer pocket behind it and 12 shell loops on the outside.  There are two utility pockets on the hip and a zippered, flip out security pocket on the inside for wallet and keys.  8" camo boots with EVA rubber self cleaning soles.  1600 gms of Thinsualte Ultra insulation in the boots.