HSYKING Aoking 20/22 inch water-repellent roller laptop backpack with wheels. Backpack for school, college students, and commuting travelers. Carry-on luggage with spinner wheels. Travel luggage business backpack.

"Large capacity 20/22 inch size: Rolling backpack can accommodate all kinds of books, files, pens. Computers, iPhones, keys, iPads, wallets, some clothing and other small items. The carry-on size for 20/22 inches is 33 x 20 x 47 cm / 39 x 22 x 58 cm (including wheels), Weight: 5.3 / 6.0 pounds, Height: both 105 cm with fully extended handle. The maximum load weight of the handle of no more than 12 kg can extend the life of the handle. Design with multiple compartments for school, business trip or outdoor activities: Four compartments, including an accessory zip pocket for daily necessities, a front zip pocket for quick access to items, a front organizer compartment for phone, iPad, power bank, wallet, passport, cards and pens and a main compartment with padded laptop sleeve for up to 17 inch laptop, clothing, magazines and books. Durable material: Made of water-resistant, tear-resistant nylon polyester fabric and shock-absorbing strap. The rolling backpack is specially designed for adults, teenagers, and children. It is suitable for school, work, and short trips; It is especially suitable for use in rainy cities. Retractable aluminum alloy telescopic handle and 360-degree swivel spinner wheels: Smooth rolling, quiet rubber wheels, hidden wheel cover design, retractable strap design, headphone design for added comfort. Maximum versatility: 3 different ways of use: backpack for hands-free carrying, smooth rolling luggage for effortless travel or place on carry-on for quick airport rides. This trolley backpack can easily switch from backpack to luggage by hiding the shoulder straps with removable buckles in the back compartment. When used as a backpack, the waterproof cover could prevent the wheels from dirtying your clothing."