VERSATILE SPONGES Dry cleaning sponges, also known as Soot sponges, lift away dust, dirt, soot, lint, and even pet hair from any dry surface with ease. Clean surfaces without water. The technology behind these sponges is simple. They use their open cells to absorb, actually lifting dust, dirt, soot, and lint into the sponge. Professional Grade. Used by professionals, these sponges can handle the biggest clean-up job without issue. Remove soot, dirt, dust, lint, even copier toner with ease. These are non-greasy and very delicate. Our sponges are easy to use. Ideal for picking up dust and dirt from areas you cannot clean with water or solvents