Built to target sweat and heat during tough training, these women's Power Essentials Tights from Nike are your new workout go-to. Dri-FIT fabric wicks sweat away for cool comfort, the flat seams move smoothly against the skin, keeping you focused and free from irritation, while the elastic waist and interior drawstring delivers a snug fit. Finished with reflective detailing for optimum after dark performance.. Material: Dri-FIT 92% Polyester/8% Elastane