it luggage World's Lightest 29.1 Inch, Cypress This medium checked bag weighs only 5.07lbs and the exterior measures 29.1" x 17.9" x 9.8" with the wheels and handles. The interior dimensions are 25.2" x 13" x 8.1" The trolley system is crafted from a single piece of lightweight aluminum and runs down the sides of the suitcase, resulting in a spacious flat packing bed for crease-free packing. 17.9" x 9.8" x 29.1"