Thule 677XT Cascade 1500 Rooftop Cargo Box Sleek Black Metalic Finish - ABS Construction - Dual Side Opening Installs quickly with Quick Snap Mounting System Mounts to most removable and factory installed racks - consult fit guide for details 15 cubic foot capacity - 69" long by 32" wide by 16.5" high Ideal box for rear hatch/trunk clearance