Stone surfaces require extra care that all-purpose cleaners can't deliver. Zep Granite & Stone Cleaner & Protectant is a professional grade, non-caustic cleaner. This product highlights the natural beauty of surfaces and protects against future permanent stains. Containing both a cleaner and a sealant, Zep Granite & Stone Cleaner & Protectant is a two-in-one solution for all natural stone surfaces.