The Columbia Women's Omni-Heat Base Layer Set is a top-rated option for those seeking warmth and comfort. The Omni-Heat technology reflects and retains your body heat, keeping you cozy in cold weather conditions. The set is made from a blend of polyester and elastane, offering a soft and stretchy fit. With its moisture-wicking properties, this base layer set is perfect for outdoor activities like skiing, snowboarding, or hiking.