Gear up for your adventures with the Columbia Women's Omni-Heat Base Layer Top. This synthetic base layer top is equipped with Omni-Heat thermal reflective technology, which reflects and retains your body heat to keep you warm in cold conditions. The moisture-wicking fabric ensures that you stay dry and comfortable throughout your activities. With its ergonomic design and four-way stretch construction, this top offers a great fit and unrestricted movement. Don't miss out on the Prime Day deal for this high-performance base layer top.