The Bettina Magic Eraser Sponge has powerful micro-scrubbing technology, making it easy to remove tough stains, dirt, and grime from various surfaces. It's safe to use on walls, floors, appliances, and more. This pack of 4 sponges is a convenient solution for achieving a spotless home with minimal effort. Simply wet the sponge, no detergents needed. Ideal for removing finger and crayon marks, limescale, scuffs on car plastics and bumpers, and general household marks. However, it's not suitable for polished, satin, or brushed finished surfaces. Keep out of reach of children.