The Columbia Women's Midweight Base Layer Bottom is a versatile option for cowgirls looking for a reliable base layer. It is made from a blend of polyester and elastane, offering a comfortable and stretchy fit. The Omni-Heat thermal reflective lining helps retain body heat, while the Omni-Wick technology wicks away moisture to keep you dry. This base layer bottom is perfect for layering under jeans or riding pants, providing warmth and comfort in colder weather.