Say "Hello" to how you'll clean tubs, showers, sinks, vanities, faucets, tile, mirrors and windows for the rest of your life. The advanced fiber technology of these extraordinary cloths penetrates and removes dirt, soap scum, water marks, grease and bacteria with just plain water. There's absolutely no use of any harmful bathroom cleaners and their noxious fumes. The Sponge Cloth is for thick grease and dirt. Its superior water absorption and superabundant holding capacity makes it an ideal bathroom cleaning tool. The Glass & Polishing Cloth is for glass, light cleaning and final polishing.