This SWISSGEAR Vernier Collection 28-inch Hardside Expandable Luggage is made of durable ABS. It has an ergonomic design with four Spin-360° multi-directional wheels, a retractable push-button handle that locks into place when extended as well as a side carry handle to facilitate carrying and lifting. We’ve also added side feet to protect the luggage when placed horizontally. Inside, you’ll find plenty of organizational features to make packing easy: the two large compartments have tie-down straps, a lining divider as well as a privacy pocket. The main compartment also has self-repairing zippers with lockable zipper pulls to give you added security while travelling. Whether you are looking for style, comfort or durability, this suitcase has it all.