Smartwool Women's Classic All-Season Merino Base Layer Bottoms are the layer to put on for your warm-weather adventures. With temperature-regulation and moisture-wicking properties, these base layer pants have an updated fit that improves functionality while enhancing aesthetics for a wide range of body shapes. They are crafted using Core Spun technology, which includes a flexible, durable nylon core wrapped in Merino wool fibers. Stretch merrow stitching and a wide elastic waistband enhance the comfort level of these bottoms and allow for a wider range of motion.