Skyway FL Air 24-Inch 4 Wheel Expandable Upright, Gray The spinner wheel system provides exceptional mobility whether you push, pull or walk alongside your case. The retractable handle system is durable and reliable for trouble free use with multiple locking stages that adjust to the height that is most comfortable for you. Zippered mesh pocket to provide see-through organization. We put our components and materials through a battery of tests to ensure durability and reliability. Self-repairing ergonomic nylon zippers with smooth-zip movement are easy to move even when cases are fully packed. Gain increased packing capacity with the simple pull of a zipper. 24 x 16 x 10