Removes permanent marker, crayon, ink, scuff marks, soap scum, tar, graffiti, wine stains and MORE. Mighty Sponge’s unique blue core allows you to use 100% of both melamine surfaces. Use on painted surfaces, floors, wallpaper, porcelain, enamel, plastics, vinyl, leather, automotive, copper, brass, stainless steel and MORE. 4.33" x 2.75" x 1.55". Sold each.