Ibagbar&nbsp;Student Backpack, Canvas School Backpack Durable Travel Laptop Backpack with USB Charging Port School Book Bag Rucksack for Men&Women (Black II with USB) DURABLE MATERIAL: Student backpack is made of sturdy cotton canvas fabric material with genuine leather zippers. vintage canvas backpack with adjustable shoulder straps for carrying comfortably. Note:canvas material backpack are not Water-Resistant, but very durable. USB PORT DESIGN: With built in USB charger port outside and built in charging cable inside,this USB backpack offers you a more convenient way to charge your device while walking. hide the data line and audio line in the pocket ,more tidy and convenient. MULTI POCKETS: Total 3 compartments, 1 main pocket with laptop sleeve large fits up to 15.6" laptop, and your textbooks, folders, binder, magazines, iPhone, iPad, keys, wallet, etc. and several small pockets for storage items. SUITABLE FOR ALL OCCASIONS: Vintage canvas backpack for men and women is suitable for school backpack, travel backpack, sports rucksack, outdoorcasual daypack, hiking daypack, business laptop backpack, computer backpack. Approx: 12" L x 18" H x 7"W; Capacity: 30L. FREE RISK:Our student backpack high quality material, we are so confident in the quality of our backpack that we offer a 1-year satisfaction guarantee! Please contact us freely if you have any question on ours canvas laptop backpack.