The Flex Short Is Always On The Ready With A Woven Performance Fabric That\'s Ideal For Yoga, Running And Training. Customers Tell Us There\'s Nothing Better Than Its Lightweight And Resilient Feel. What\'s More, A Built-in Coolmax Liner Will Help You Power Through Your Toughest Workouts.Product Details -. Great For Yoga, Running, And Training. Built In Coolmax Cycling Short Style Liner. Side Stash Pocket. Elastic Waist With Internal Drawcord. Size M=9.5 (24.13cm) Inseam. Standard Fit. Imported. Fabric Details -. 87% Recycled Polyester / 13% Spandex. Lightweight, Moisture Wicking, Stretch Recycled Polyester Shell