Patent ID: 7543352

Claim:
A cleaning device comprising: at least a first cleaning face, wherein the first cleaning face comprises a first plurality of parallel ridges that run the length of the first cleaning face; at least a second cleaning face, wherein the second cleaning face comprises a second plurality of parallel ridges that run the length of the second cleaning face; at least a third cleaning face, wherein the third cleaning face comprises a third plurality of parallel ridges that run the length of the third cleaning face; and at least a fourth cleaning face, wherein the fourth cleaning face comprises a fourth plurality of parallel ridges that run the length of the fourth cleaning face, wherein the cleaning device comprises at least two materials selected from the group consisting of foam, rubber, silicon, a synthetic material, polyester, cellulose, natural sponge, synthetic sponge, plastic, mesh, fiber, nylon, natural bristles, synthetic bristles, an organic polymer, an extrusion, and combinations thereof, and wherein the first, second, third and fourth pluralities of parallel ridges form a plurality of continuous ridges that circumscribe each of said four faces, and wherein the device is in the shape of a rectangular block and comprises ridges on the two largest faces of the device.