A container has a top and bottom face with a plurality of rectilinear recesses formed in the top face. A plurality of rectilinear magnets are sized and shaped to fit snugly within the recesses with their upper faces. The magnets are essentially coextensive with the upper face of the container. A handle extends upwardly from the upper surface of the container. A pair of spaced parallel cleats extend downwardly from the lower surface of the container.