Super-soft and stretchy knit with a warm, brushed inner will keep you warm and stay in place while you run. The material wicks away sweat and dries very quickly. 4-Way Stretch technology allows for better movement in every direction. Elastic waistband with high hem and internal drawstring. Secure central back pocket with zip and side pockets. Distinctive reflective details for better visibility when running in poor light. Odor control technology minimizes odor.