Nani?Wear Avengers Loki's Army Large Geek Messenger/Laptop Bag 100% polyester Velcro closure 100% Cotton Canvas Body / Interchangeable 100% polyester front flap attaches by snaps in the back The messenger bag measures 16" in length, 6.3" in width, and by 12" in height. The bag comfortably fits a 13" laptop, but can expand to fit a 15" laptop, with extra pockets for AC adaptor, and cords. 13" Macbook shown in fourth picture NOT INCLUDED, and only shown for size reference. The artwork is dye sublimated. This means that unlike silk screening, the ink becomes part of the fabric, so the artwork is permanent, and never fades. Washing instructions: recommend spot washing the front flap with dish soap or laundry soap. DO NOT submerge in water, as bag is 100% cotton canvas, and could shrink.