Marblelife stone sealer is a fantastic combination of the strongest features of a superior quality sealer, without the negative features of many popular sealers. For you technical folks, Marblelife stone sealer is both a hydrophobic and oil phobic fluoropolymer impregnating sealer. Simply put, it's an ultra high quality sealer that penetrates into the stone and repels both water based and oil based items. This is healthy for your stone, provides breathability, is durable, long-lasting and provides superior sealing protection. Additionally, it is easy to use and low odor compared to most solvent based sealers that have strong VOC's. It penetrates into your marble or other natural stone, providing protection under the surface. It adheres a safe, durable, clear polymer material into the pores of the marble which keeps staining materials from entering and staining the stone. It also helps keep out unhealthy bacteria, germs, oils and dirt which are not good for your marble or your health. As an added feature, Marblelife stone sealer helps make cleaning quicker and easier. Moreover, it is easier to use than other solvent based sealers allowing virtually anyone to apply a quality application without streaking.