The Salt Life Marlin Backpack hold 40 liters and is your best choice for overnight travel. This premium luggage quality bag meets most airline carry on guidelines. Our bag is made from durable DWR ripstop nylon fabric that protects the interior contents from weather in most cases. Features include padded 17 inch laptop compartment, clam shell luggage area for clothes, padded sunglasses storage and removable dry bag. Additional features include easy access exterior pockets, stretch mesh pockets, stow away luggage clip, padded straps and Salt Life logo decoration. This bag measures 21 inches tall, 14 inches wide and 9 inches deep.