Marblelife granite countertop sealer is easy-to-use and provides lasting resistance to staining from oil, water, and food, without altering the color, texture, and breathability of your granite. As the most powerful sealer available for granite, this 4 oz. bottle is enough to treat a very large kitchen. The micro mist sprayer aids in an easy smooth streak-free application. Recommended application is every 2 years for normal residential use. 4 oz. spray.