Large Capacity Expandable Carry on Luggage Bag with Wheels This large capacity expandable luggage bag offers flexible storage space to accommodate all travel needs. Features: Made from wear-resistant, scratch-resistant, and water-resistant Oxford cloth with a polyester lining. There are four removable and installable 360-degree silent universal wheels, allowing for smooth and flexible movement in any direction. Features two zippers at the bottom, allowing you to open or close them to increase or decrease the capacity. Normal size is 55 x 23 x 43 cm, expanding the first layer increases the height to 17cm, and the second layer increases it to 17cm. Expand from 43cm to a maximum of about 78cm, adjust your storage space as needed without worrying about luggage constraints. Texture hardware zipper head is smooth and easy to pull. Shoulder strap reinforcement treatment enhances load-bearing without breakage. Handheld or one-shoulder multiple-carrying methods can be freely paired with various occasions. The back pocket design allows the bag to be securely attached to the handle of a suitcase for convenient travel. It also provides storage for items such as phones and wallets, making it easy to carry. Suitable for numerous occasions, including sports activities, travel, weekend getaways, shopping, hiking, and camping. Specifications: Material: Oxford Product Size: Luggage Bag before Expansion(LxWxH): 55 x 23 x 43 cm Package Contents: 1 x Luggage Bag Please note: Due to manual measurement, there might be a tolerance in the product size. Due to the lighting effects and shooting angles, the color of the item and that shown in the