The main compartment of the canvas bag measures 16 x 15 x 3 inches so it’s large enough to accommodate various daily or travel essentials, and the padded laptop compartment is 16 x 15 x 1-1/2 inches, which can hold up to 17″ laptop. Meanwhile, the messenger bag also features two extra compartments, a front pocket and a rear document pocket in order to hold your tablet, smartphone, notebook, books and various items. Excellent used condition.