Product Description Tough on the outside, soft and warm on the inside. Kinda like a 3-day old donut you just micro-waved. Just like Arborwear's 12 oz. Original Tree Climbers' Pants but with a gusseted 4 oz. Flannel lining. Arborwear Men's Flannel Lined Original Pants at Outland USA $90.00 Buy Now Check Price on Amazon Check Price on eBay