The lightweight 21" 4-wheel expandable upright case is made from lightweight and durable polyester fabric and features a sturdy design with a locking retractable handle system, smooth rolling wheels, and top and side grab handles for easy lifting. This piece has a fully lined interior that includes tie-down straps to hold garments in place and a zippered pocket to hold smaller items. Two exterior zipper pockets offer added storage for small items that you need to keep within easy reach.