Briggs & Riley Baseline International Carry-On Expanadable Wide-Body Spinner, Black, One Size Where versatility meets world-class endurance. Baseline offers distinctive pieces that work together seamlessly, allowing modern travelers to build original solutions to fit their lifestyle CX expansion-compression system increases packing capacity, then compresses back to original size for easy overhead storage Outsider handle for wrinkle-free flat packing provides greater interior capacity and increased packing space, also allows pocket between handle bars for convenient storage of quick-access items Four durable double swivel wheels for effortless 360 Degree navigation 21x15x9.Capacity:2220 - 2913.75 cu. in./36.4 - 47.8 liters