Weiman Granite and Stone 3-IN-1 Clean, Polish, Protect, is a high-performance that renews shine and helps resist stains on sealed stone and solid surface countertops. Weiman 3-in-1 provides the smoothest countertop shine. Safe for use on granite, marble, quartz, onyx, travertine, limestone, slate, laminate, porcelain, ceramic, tile, fiberglass and any non-porous hard, sealed surface.