1. Travel Bag: The luggage bag is made from wearresistant, scratchresistant, and waterproof Oxford cloth with a polyester lining. There are four removable and installable 360°silent universal wheels, allowing for smooth and flexible movement in any direction.Stylish design, a perfect travel bag 2.Foldable Expansion Design:Our expandable travel bag has two zippers at the bottom. You can open or close the zippers at the bottom of the travel bag to increase or decrease the capacity. Normal size is 15.7 x 8.7 x 12.6 inches, expand the first layer increases the height to 19.3 inches, and second layer increases it to 26 inches, this travel bag can expand from 28L to a maximum of 58L, Adjust your storage space as needed without worrying about luggage constraint 3.Detachable Swivel Casters: This duffel bag for traveling is equipped with four detachable wheels at the bottom, which makes it easier to pull even on rough or uneven surfaces. Attach or remove the wheels as needed, whether you're strolling through bustling airports, navigating city streets, or trekking off the beaten path. This duffel bag makes you a relaxed traveler. 4.Organizational Bliss: Stay organized on the go with multiple compartments designed for your tech gear, toiletries, clothing, and more. Our expandable design lets you pack smart and access essentials with ease. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.