This is a 3 in 1 backpack cum duffel cum satchel. Apart from just being a canvas bag it is a utility bag with 5 pockets and a bottle holder. It can be used as an office bag if handheld or as a backpack. The straps of the backpack are well hidden in a zippered pocket at the back when not in use. The detachable shoulder strap allows to be used as a satchel. With side compressors on all this bag has a really snug fit. A complete bag.