The Smartwool Women's Merino 250 Asym Bottom is a base layer for keeping warm in the cold. Layer up and head into the outdoors with the heaviest base layer from Smartwool. Built for the cold and so soft against the skin, it will wick moisture and keep you dry for long days in the mountains. The bold color blocking makes them easy to kick around in at the lodge while warming up by the fire. Features of the Smartwool Women's Merino 250 Asym Bottom Interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance Extra wide, merino-covered elastic waistband for comfort and a flattering Fit Flatlock seam construction designed to minimize chafing Fabric Details 100% Merino Wool