ZUCA Sport Insert Bag Sunset w/Sport Frame Inspired by aerospace technology, the aluminum alloy frame is light, super strong and rated to safely support up to 300 lbs The dual wheel system climbs stairs and curbs with ease Insert bag made from premium water resistant 600D polyester This bag DOES NOT meet FAA specifications for carry-on baggage Capacity: Cubic inches: 1,787 in/ 29, 292 cm/ Liters: 29 L