Yakima Sky Box 18 Cargo Box Rooftop cargo box with 18 cubic feet of interior storage Fits car rack systems with round, square, and most factory crossbars Lid opens on either side for easy access; Super Latch Security system Aerodynamic shape reduces wind drag; integrated track system Measures 92 x 16 x 36 inches (W x H x D); weighs 52 pounds Sleek aerodynamic design to reduce drag High gloss automotive quality finish to complement your vehicle Perfect for hauling gear for up to 4 campers. Great for snowboards and skis up to 215cm. Designed with internal lid stiffeners for added rigidity