This bag is durable and lightweight, made from a high quality nylon material. Ultra-light at just 0.44 LBS, but wear-resistant, waterproof, rip-resistant and powerful zipper. Also easy to carry, slide your carry-on duffel bag onto the luggage handle, or use the two top handles to carry it by hand. When not in use, it can be folded into a 6.3"x8.6" small package that takes up no space.It also can be used in a gym, sports, overnight, weekend trip, airplane carry-on, shopping