Nike Therma-FIT technology helps manage your body’s natural heat to help keep you warm in cold-weather conditions. It combines brushed-back knit fabric and stretchy side panels to help you move freely through your stride. Zippered pockets at the side seams help secure your essentials. The pockets are large enough to hold your phone. A mid-rise, elastic waistband with a drawcord lets you adjust your fit. Slim fit for a tailored feel. Reflective elements. Body: 92% polyester/8% spandex. Panels: 83% polyester/17% spandex. Lavender size Medium