The Free Country Ladies Lightweight Base Layer Pant is designed to keep you warm and comfortable all day long! The heat retention fabric fiber is specially created to give lightweight warmth and protection. This breathable stretch knit fabric moves with you while wicking away sweat and moisture. Silvadur Anti-odor technology will keep you feeling fresh all day even during your most active moments. Free Country brings you a layering staple that will keep you moving from one activity to the next! Super soft 4-way stretch fabric with smooth finish for easy layering under all fabrications. Wear under your favorite pair of pants for extra warmth on cold winter days. Also, ideal for layering under your ski outfit to stay warm and dry. The sport elastic waistband makes for an easy adjustable fit and its also tag less for smooth comfortable wearing. This garment's care instruction are Machine wash cold. Gentle cycle with like colors Do not use Fabric softener. Tumble dry low and remove promptly. Do not iron and do not dry clean.