FIT & DESIGN: Updated support and breathability Data from hundreds or runners was used when created these tights to bring new areas of ventilation Soft, lightweight knit fabric through the lower leg helps you move freely Low-profile, elastic waistband with drawcord provides a customizable fit Expandable back pocket with liner helps keep your phone dry Two drop-in pockets at each hip store small items Additional Details Not intended for use as Personal Protection Equipment (PPE)