The Hybrid Underseat/Carry-On Upright Luggage gives you two great travel options in one piece of luggage. This piece features a zippered front pocket, a zippered side pocket and a padded laptop pocket on inside. The top panel unzips to go from an underseat to carry-on. The top compartment expands into the large zippered main compartment. Carry with ease with the multi stage trolley handle. Underseat dimensions including wheels are 15"h (16"h with handle arched) x 15.75"w x 9"d. When expanded, the height raises to 22"h.