Stay cozy and warm in cold weather with the Columbia Women's Omni-Heat Base Layer Set. This set includes a long-sleeve top and leggings, both made with Columbia's Omni-Heat thermal reflective technology. The fabric reflects and retains your body heat, while also wicking away moisture to keep you dry. The top features a half-zip design for easy ventilation, and the leggings have a stretchy waistband for a comfortable fit. Whether you're skiing, snowboarding, or simply enjoying the outdoors, this base layer set will keep you warm and comfortable all day long.