Sugoi Women's Evolution Shorts 68% Nylon, 18% Polyester, 14% Spandex Made in the USA and Imported RC Pro chamois for all day comfort in the saddle Moisture wicking and breathable fabric for high output performance and comfort Comfort waistband construction for body contoured fit Flat seams and 8 panel design combine for a low profile, contoured fit Power band leg cuffs provide slip free comfort without constricting your thighs