NWT Smartwool Women's Merino 250 baselayer bottoms size L. Smartwool Women's Black Merino 250 Base Layer Bottoms The Smartwool Women's 250 Base Layer Bottoms are the perfect chooice to keep legs warm and comfy through chilly winters. They have a slim fit profile with a mid-rise waist, that allows you to use them as a primary base layer under any pair of pants, without having to worry about any bulk or discomfort. They have Smartwool's Flatlock Seam Construction that eliminates chafing, and a comfortable wide fabric-covered elastic waistband. They are made from 100% Merino Wool, which is soft and smooth against the skin, and doesn't itch like old-fashioned wool garments. Pair them with Smartwool's Merino Wool Pattern Crew Top to stay warm from top to bottom! Smartwool Merino Base Layer Bottom Features: Slim Fit; Natural Rise Interlock knit Wide fabric-covered elastic waistband for comfort and a flattering fit Flatlock seam construction designed to eliminate chafing