Zipper opening and closing luggage trolley case• Foldable design; This duffel bag complies with airline carry-on baggage restrictions, you can carry it on the fly without any worries• Material 100% , soft nylon lining, made of large smooth zipper• Multi-pocket and large-capacity interior, with a large main compartment pocket. There is a side zipper pocket on the outside, which can hold 15-inch laptop, iPad Air, clothes, shoes and other daily niceties' for 3-4 days of travel• 1.) There are 3 ways to carry this travel bag: 1. . 2. Luggage trolley. There are 2 high-quality silent pulleys at the bottom, and the bag has good dirt resistance and abrasion resistance• Multi-purpose Good travel companion for men and women. Can also be used as a weekend travel bag, overnight travel bag, short-distance travel bag, carry-on luggage, universal bag, etc.