Bring on the cold. These heat-regulating leggings feel incredibly soft and cozy while high-stretch fabric keeps you ready to move. Fit & Design: High-waisted High-stretch fabric Heat-regulating Back pocket fits most phones Wide constructed waistband gives you a secure fit Reflective Swoosh logo on leg Technology: Nike Therma-FIT technology helps manage your body's natural heat to help keep you warm in cold-weather conditions