1-step, cleans, seals and shines. Combination of carnauba wax and penetrating silicones to seal, protect and prevent dirty water build-up. Leaves a long-lasting finish that requires less work and care. Keeps tub, shower, all bathroom tile bright and shiny. An excellent grout sealer. Also cleans and polishes real and cultured marble, chrome, stainless steel, ceramic tile, formica, fiberglass and acrylic.