Manhattan Portage Large Waxed Canvas Messenger Bag Waterproofed wax gives it a nice look and finish 2" wide adjustable nylon webbing shoulder strap One interior compartment, large enough to carry books and folders One flap inside the main compartment with a zippered pocket for small items to be kept safe 21 x 12 x 8.5 inches (53.5 x 30.5 x 21.5 cm) (WxHxD)