High-Quality Material: The Backpack made of high-quality nylon waterproof fabric. Lightweight and comfortable for kids to carry books and related items. Water resistant, wear-resistant, durable and easy to clean. Better protection for the items in the backpack from getting wet, and easy to wipe down. · Suitable Size: The backpack size: 18"H x 12.60 "W x 8.66"D, Backpack weight: 1.70 lbs. Suitable to hold a variety of items, such as Books, computers, water bottle, wallet, clothes, and other small items. · Comfortable: The Boys School backpack has shoulder adjustable padded straps and handle. It?s convenient and easy to put on the shoulder and save the time. Adjustable and mesh padded shoulder straps, effectively relieve shoulder pressure to offer a breathable and comfortable carrying experience, allow your kid to freely adjust the suitable length for snug fit. · Storage capacity: The Boys backpack with multi-pockets is design and convenient to carry what you need. 1 large capacity main pocket with compartment, 3 front zip pockets and 2 side pockets, easy to hold all for school supplies, such as tablet, books, homework folders, iPad, folded umbrella, water bottle, etc. Multipurpose: This backpack perfect for school, travel, work; it is suitable for primary, middle and high school kids and adults. The age of the boys can use it is 5 years and up.