●Waterproof and washable: Sports gym bag made of waterproof fabric for a clean and comfortable journey. You can go directly to the washing machine for cleaning and reuse. ●Unique design: We have designed a bag in which the bag can slide over the luggage handle and be attached to the trolley. There is an additional zippered pocket for storing your daily necessities. ●Foldable: When youre done, simply fold it back into the small bag attached to it. The bag doubles as a small side pocket when the bag is in use. ●Large capacity: unfolded dimension is travel duffel bag size: 18.7 x 12.5 x 6.2 inches, meet spirit airline personal item hand luggage limit 18 x 14 x 8 inches, can be placed under the seat, save your excess weight fees. ●Multifunctional: Travel, shopping, luggage, sports bag, hand luggage, sports, hiking and camping, beach bag, laundry bag.