Nani?Wear Hitchhiker's Guide to the Galaxy Medium Geek Messenger Bag Velcro closure 100% Cotton Canvas Body / Interchangeable 100% polyester front flap attaches by snaps in the back The messenger bag measures 9" in length by 12" in height (22.86cm x 30.48cm). The bag comfortably fits an iPad, or other similar sized tablet computer, with pockets for cords and charger. 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.