Acts Like An Eraser, Penetrates Surface Grooves To Clean Ground-In Dirt, Grime, Soap Scum, Tough Scuffmarks And Crayon Marks. Use For Cleaning Kitchen, Bathroom, Floors, Walls, Appliances, Sinks, Car Wheels, Car Interior, Furniture And More. No Gloves, Buckets Or Chemicals Required, Only Water. Sponge Dissolves A Little With Each Use.