Nike Women's Pro Core 11" Compression Training Shorts Dri-FIT fabric wicks sweat away and helps keep you dry and comfortable Elastic waistband provides a snug, comfortable fit Lined gusset and ergonomic seams offer enhanced range of motion 11" inseam based on size medium Fabric: Body: Dri-FIT 80% polyester/20% spandex. Gusset lining: Dri-FIT 100% polyester.