1.Easy Maneuverability In addition to detachable swivel casters. If you don't have much to carry when going out or your luggage decreases on the trip, you can remove rotating wheels as needed. 2.3 Expansion Options By using dual bottom zippers, expandable luggage bag can seamlessly transition from a compact 28L carry on duffel bag for daily use to a spacious 43L weekender bag for quick trips or overnight travel, and further expand to a whopping 58L XXL suitcase for extended adventures and carrying more baggage. Foldable luggage bag can be folded and stored under the seat or bed when not in use. 3.Multicompartment Organization This wheeled duffle bag has a large capacity main pocket, 2 interior slot pockets and dry wet separated pocket, totaling 4 compartments.Keep your belongings neatly organized and easily accessible with duffle bag's multiple compartments. 4.Durability and Material The suitcase with wheels is crafted from wearresistant, scratchresistant, water resistant polyester, making it your ideal travel companion.Please note that the travel bag may arrive with creases from compression during transportation, but these will naturally ease out with regular use.