ZUOLUNDUO Vintage Messenger Bag Laptop Bag School Bag Canvas Bag,AAA8802DJ4,Darkblue4 Main material: high density canvas, it's very durable. Approx Dimensions: 15.2" L x 4.1" W x 14.2"H Structure: A total of 9 pockets. 4 main zipper Pocket, 2 sides pockets, one of main zipper pockets includes 4 open inner pockets. Add a special compartment for your computer in main pocket. Available in different colors to fit your personal style. Durable and great for school, outdoors, camping and travelling