【AMPLE STORAGE SPACE】Dimensions: 16.9 x 3.9 x 11.8 inches. It offers plenty of space and pockets for everything you need to carry. You can layer your power bank and USB cables. The padded computer compartment accommodates laptops up to 15.6" 【GOOD MATERIAL】This travel laptop backpack is made of water-repellent 1800D PU coated Oxford fabric . The men's backpack is easy to clean and dry, so light rain is no problem for the laptop backpack. The men's laptop backpack also features a smooth and fluid zipper design that allows you to open and close it quickly and easily, making it easier to use(zippers are not water-resistant) 【COMFORT & CONVENIENCE】The ergonomic straps and 3D honeycomb back padding help relieve pressure on your shoulders and keep you comfortable. The men's business backpack features a top handle that can be carried vertically or mounted on a trolley. The laptop bag's shoulder straps feature a hidden anti-theft pocket, ideal for carrying valuables unnoticed 【UPGRADE THE USB PORT】Equipped with USB-A and Type-C charging ports, built-in charging cable, convenient for charging your phone or iPad while walking or cycling. Very practical for working or traveling outdoors 【MULTIFUNCTIONAL BACKPACK】This smart backpack can be used as a business backpack, daypack, work backpack, laptop backpack, college backpack, carry-on backpack, leisure backpack, waterproof travel backpack, teacher backpack, or travel backpack. This men's backpack is a perfect gift for your family, friends, and lovers