Keep running in the Nike Epic Fast Mid-Rise Pocket Leggings. The stretchy polyester blend provides good support, while the mesh panels at the back of the knees provide optimal ventilation, mile after mile. The waist falls just below the navel and is equipped with a drawstring to allow you to adjust the fit. In addition, the numerous pockets allow you to keep your small items close at hand. This product is made with at least 50% recycled polyester fibers.