The large bag measures 29 inches x 20 inches x 11.5 inches, the medium bag measures 25 inches x 17 inches x 10 inches and the smallest bag in this set measures 21.5 inches height. x 15 inches weight. x 9 inches depth. * Clamshell opening with fully lined interior * Expansions offer 25 percent more packing capacity on each bag * Main compartment zipper with security tsa lock * Dual wheel spinners