Yumoom Men's Vintage Canvas Messenger Bag School Bag Laptop Bag Shoulder Bag Imported Material outside: Import quality high density washed Canvas,thick and sturdy; Lining material: Polyester. Size: 15.2" L x 4.1" W x 14.2"H. Structure: A total of 9 pockets,including flap cover,front side,back side,main,4 zipper pockets,2 side button closure pockets.Main pocket with 1 large laptop compartment,2 open inner pouch for card and moblie phone. Highlander webbing haversack, convenient velcro design for easy access. Retro and classic style,durable and great for school,outdoors,camping,hiking,climbing,business and traveling.