A classic, all-around 100% recycled polyester baselayer. The smooth, soft face makes for easy layering. Hollow-core yarns and a diamond-grid back trap warm air, wick moisture and dry fast. HeiQ® Pure odor control keeps things fresh. Fair Trade Certified™ sewn. Features Our Most Versatile BaselayerSmooth, soft face makes for easy layering; HeiQ® Pure odor control keeps things fresh Internal Diamond Grid PatternFabric’s diamond-grid pattern next to skin provides superior warmth, breathability and moisture-wicking performance Flatlock Seam ConstructionFunctional fly and flatlock seams to minimize chafing Supporting the People Who Made This ProductFair Trade Certified™ sewn Comfortable Elastic WaistSoft, brushed, fast-drying elastic for added next-to-skin comfort; locker loop for hang drying Gusseted CrotchGusseted crotch for comfort and unimpeded mobility Stretchy ComfortStretch for added comfort and improved fit during movement Country of OriginMade in Sri Lanka. Weight164 g (5.8 oz) PATAGONIA Men’s Capilene Midweight Bottoms