Boardwalk Eraser Pads quickly and easily remove marks from surfaces such as walls, appliances, baseboards, car interiors and exteriors. Chemical-free; only requires water. Perform most effectively on hard, smooth surfaces. Has melamine cleaning surfaces on both sides. Pads eliminates crayon, ink, permanent marker and scuff marks. Sponge Type: Eraser Pad; Material(s): Melamine Foam; Shape: Rectangular; Width: 2.5".