Loved this bag! Great for work, fits a laptop! Snap button close. 17.5 inches wide with it’s got the sides out 13 inches long from black rim to black rim front 13.5 inches on the bottom 18 inches on top Bottom 5 1/2 inches wide 2 pockets inside without a zipper 1 4 inches wide and the other 5 inches wide , both 5 inches deep 1 pocket inside with a zipper- 9’inches 1 pocket outside with zipper - 10 inches