BANGE Travel Backpack, Hand Luggage Durable Convertible Duffle Bag, Fit for 17.3 Inch Laptop Men and Women, 1908 M, L, Business

22-35 L expandable design: before extension, the dimensions are 18.1 x 11.8 x 5.5 inches (normal 22 L); after expansion, the dimensions are 18.1 x 11.8 x 10.2 inches (35 L). You can expand the zipper and buckles according to your wishes. The two handles on the top and on one side allow easy switching between backpack and suitcase. So it can be worn vertically or horizontally. Large capacity easy to carry: the backpack with many compartments, organisation and expansion. The main pocket can hold your travel essentials and fits 5-8 pieces of clothes. It's cool that there is a wet bag for liquids. The front compartment can also hold magazines, iPad and books as well as a power bank that allows you to charge your phone. The size of the 17 inch laptop compartment is 15.3 x 11.4 inches with padding, which can better protect your laptop. Theft-proof design and waterproof: 1. Backpack back zip pocket protects your valuable items such as phone, passport, wallet from potential theft. 2. Waterproof PVC material, internal waterproof pocket to protect your goods from water. Padding for extra grip and comfort, reduces pressure on the shoulder and neck; 4. Shoulder straps with adjustable anti-slip chest strap and quick release Durable and multi-purpose: the shoulder and handle joints are bold to make them more stable. The two thick handles are comfortable for long time carrying. All zippers are durable and smooth, which are sturdy and explosion-proof. Different compartments with different sizes and functions allow for easy and tidy storage of items. A great companion for school, commuting, business trip, hiking, traveling, camping and other outdoor activities. Our service: If you are not satisfied within one month, you can receive an unconditional refund. If you have quality problems within one year, you can contact us. We will answer your request and after-sales within 24 hours.