Granite Shield's cleaning kit contains 16 oz. bottles of Nustone Kleen Ready to Use, Kleen N Seal Ready to Use with Microban, Kleen N Shine, Kleen N Shield Heavy Duty Natural Stone Cleaner. Great for all types of stones including granite, marble, quartzite, limestone, travertine and grout. Safe for polished and honed stones. Great cleaning kit for shower walls.