LaCrosse Super-Tuff waders are designed for durability and comfort. They're constructed of 5mm fleecelined neoprene with abrasion-resistant bidirectional facing and durable, locking double stitched seams. The boot offers cold weather protection with a 9mm felt midsole and 1000 G. Thinsulate Ultra Insulation. The Trac-Lite outsole grips in soggy, slippery conditions. Suspenders have Velcro straps for hunting comfort and reverse to create a belt when they are folded down. Deep-set handwarmer is included in the cargo pocket. Knees are reinforced for durability.