Durable and Waterproof: Our folding travel bag is made of high-quality waterproof and tear-resistant Oxford fabric, which is sturdy, durable and strong enough to carry without worrying about being torn or broken during your travels. Special wet and dry separation sports bag: Equipped with a wet and dry separation bag, made of high-density waterproof material, which can help you separate dry and wet items. If you have wet towels, clothes, or toiletries, you can put them in this bag. Bottom expansion: The expansion function is hidden at the bottom of the zipper, helping you solve the trouble caused by too many or too few items during travel. The carry-on bag includes 2 zippered pockets and 2 internal patch pockets as well as a wet and dry separation bag, and the spacious space can easily accommodate 3-5 days of travel clothing. Foldable design: Due to the foldable design, the large-capacity travel bag can greatly save space after folding. And the well-designed back pocket can fit the handle of the suitcase, which is super convenient! Multi-purpose storage bag: widely suitable for women, men, teenagers and older kids, can be used as sports bag, gym bag, travel bag, weekend bag, airplane carry-on bag, shopping bag, beach bag, etc., especially suitable for travel and going out.