This product is a multipurpose sponge for washing. You can use it to wash cars, window panes, walls, and other surfaces. The shape of the sponge is made so that you can hold it conveniently when washing. It has a soft surface which does not cause scratches to the surface. It is simple to use, just dip it in soapy water and wash the surface with it. This High-density sponge holds plenty of liquid solution and creates good amount of foam to clean easily. Easy use so you can scrub away with less user fatigue and more effective cleaning. Simply allow it to soak in a bucket of warm soapy water 1 minute prior to use, and gently rub the affected area. Its Contoured shape is comfortable to hold.