About this Gym BagMade in the USA by American Apparel. Our Nylon Gym Bag from American Apparel is the perfect way to transport those damp gym clothes back home. Made with a water-resistant Nylon Pack Cloth construction, it's made for the rigorous demands of an athletic lifestyle. With a durable zipper (surrounded by reinforced-Nylon) and Nylon webbing straps, you'll love this versatile and durable bag.100% Nylon, measures 20 by 9 inches (approximately 51 by 86 cm), easily folds into luggage, dual handles.