It is made of a breathable 84% Polyester/ 16% Spandex blend, with moisture wicking and cooling technology. It also contains an inner layer of 100% organic soft-cotton fabric on the crotch. Note: These run small/fitted. We recommend ordering 1-2 sizes up for a more relaxed fit. Other Features: - Stretchy Waistband made of Polyester and Elastane that can be sublimated right over as shown on the photos. - Side seams for a secure fit - Minimal ride up when wearing *THIS ITEM COULD TAKE UP TO A WEEK FOR ME TO RECIEVE FROM THE PERSON I GET IT FROM.* So Please Be Mindful of That When Shopping for This Item.