The convenience of an over-the-shoulder bag with the carrying capacity of a backpack. If you just need a day bag, the Both-Ways folds up and buckles down to a convenient messenger size. But if you're getting away for a night, unfold and fill it up to the size of a daypack. Top and side-zippered entry. 3 zippered and 3 velcro external zip pockets. Phone compartment on strap. Cotton Canvas. Folded dimensions: 10" x 13" x 8".