Miracle Sealants 511 Anti-Slip Formula- Quart 511 ANTI-SLIP FORMULA WATER STAIN & SLIP PROTECTION FOR: Granite,Tranvertine,Ceramic,Marble,Natural Stone,Grout,Limestone,Concrete SPECIAL FEATURES:Interior & Exterior use,Safe for Food Areas,Weather Resistant,Best Performance EASY TO USE! Coverage: 125 -750 square feet per quart.