Measures: Width 17”, Height 12”, Depth 8” (expandable) - 4 front compartments for Glasses, Phone, keys, etc. - Front section has a small zippered compartment and Pen/holder - Middle section expands for addition space in the front with a zipper closure - Back section has 3 compartments/file divider - Outside back section has a zipper compartment - Hand and Shoulder straps.