The Columbia Women's Glacial IV Base Layer Bottoms are a top choice for women looking for a versatile and functional base layer. These bottoms are made from a blend of polyester and elastane, offering a comfortable and stretchy fit. They feature Columbia's Omni-Wick technology, which helps to wick away moisture and keep you dry. The Glacial IV Base Layer Bottoms are perfect for layering under your favorite pants or wearing on their own for outdoor activities.