Durable & Waterproof Material: Made of high-density nylon, waterproof, light weight, but durability will never be deducted; high-quality hardware, neat stitching, and stylish design all make this bag a perfect travel bag .Foldable design: Greatly save space after folding, easily carry on your flight and travel after expansion. Great idea as an extra bag into your luggage bag. Folding Dimension: 28 x 18 x 4cm. Unfolding Dimension: 42 x 28 x 22cm. Expansion Dimension: 42 x 38 x 22cm.Extended bottom and Multiple pockets : The bottom of the zipper hides the expansion function, allowing you to solve the trouble caused by too many or too few items during travel. Two zipper pockets and two Inside patch pocket and a wet and dry separation bag on the bag. It is enough for short trips and can easily accommodate 3-5 days of travel clothes.Dry & Wet Separated: This sports tote gym bag have the high density water resistant material can help you to separate dry items and wet items, If you encounter wet clothes or towels while running, playing ball, fitness, swimming and other activities, you can put it in this crossbody bag. make you more comfortable in your daily fitness and journey.Wide Range Of Applications: Waterproof Duffel Bags For Travel, Gym, Sports, Weekend, Luggage, Carry-on Bag, Shopping Bag, Beach Bag, Hiking and Camping. Suitable for women, men, teens and big kids, great idea as personal item for airline travel andemergency spare bag in the suitcase.