This bag features a 70/30 PC/ABS hard shell body, a 680D poly front panel, top handle for quick grab and easy lifting, zippered front pocket, removable universal zippered front panel, large main compartments with zippered mesh pocket that separates main compartment, interior compression buckles, expanding main compartment zipper, side grab handle 8 spinning wheels for easy maneuvering and increased stability, locking retractable handle, high-density O heat transfer, and a capacity of 59L. Complies with CPSIA.