1.HighQuality Travel Bags for Luggage Duffel bag with wheels is made of high quality polyester, which is wearresistant to abrasion and scratchresistant. This luggage bag features reinforced handles for easy carrying and pulling. Metal zipper design helps to open the bag smoothly. 2.Expandable and Foldable Travel Bag This expandable travel bag has two zippers, you can open or close the zippers at the bottom of the luggage bag to increase or decrease the capacity. Normal size is 25L, expand the first layer increasing to 39L, second layer increasing to maximum of 53L. You can adjust the storage space as needed. 3.Detachable Swivel Caster Wheels Wheeled duffle bag is equipped with 4 detachable 360° universal wheels at the bottom, which allow for smooth and flexible movement in any direction. The wheels are easy to install and disassemble, just push the wheels directly into the groove and start your journey. 4.Versatility Rolling Bag Foldable duffle bag for travel comes with multiple compartments designed, has 1 main compartment, 2 interior pockets, 1 inner waterproof pocket and 1 exterior handy pocket. The dry and wet separation bag can help you separate dry and wet items.