ColdPruf Women's Basic Dual Layer Long Sleeve Base Layer Top Soft, cotton two-layer engineering traps body heat between layers resulting in chill-blocking warmth Tagless labeling and flat seems provide a smooth fit and extra comfort Available in off-white and black with hemmed cuffs Fits loose on the body, generous cut for full range of motion Perfect as a base layer or on its own. Good for dressing with minimal layers in cold to very cold weather and low to medium activity levels