Great never worn nike athletic leggings! These would best fit a S/M. I am an 8 in athletic bottoms and they are too tight for me. Perfect waterproof fabric for outdoor use. Water-repellent fabric is strategically placed on your thighs, back of your legs and inner calves Sweat wicking fabric Tight fit leggings Mid rise waistband with adjustable drawstring Brushed fabric on the inside for a soft, warm feel against your skin Zippered pocket at the center back with vapor barrier Internal waistband pocket Straight hem hits to below hips Drop-in pocket on the left hip provides easy access to your phone Brand : Nike Fabric : 100% polyester