Made of lightweight durable twill nylon with great performance of Wear-resistant, Waterproof, Tear-resistant, Wrinkle-free and Eco-friendly No PVC. this sports gym duffel bag constructed if you want any product, have any question please click online chat or sned me a message in dhgate. Hope we can do a successful busienss in this time and do more in future.Please don`t hesitate to contact us Tips:The store also has the same type of other styles of bags, details can consult us, we will give you a satisfactory price and quality! what these additional costs will be prior to bidding/buying..syi