Triple Play Messenger/Back Pack Bag * Product Material: Rip Stop Nylon & 600D Polyester * Product Weight: 3 lbs. * Laptop Compartment Dimensions: 12.5" x 10" x 1.5" * Large main compartment with a separate zippers computer pocket toward the back and under the flap there is a zip compartment, also zipper pocket on flap. * Bag has adjustable and detachable shoulder straps and also two straps zippered in hidden pocket which allows you to convert into a backpack. * Size: 15" x 12 1/2" x 5"