Smartseal Natural Stone Sealer WET LOOK is a water-based protective sealer that creates a durable, clear silk/satin finish. It can be used on internal and external surfaces made from sandstone**(see exceptions below), limestone, slate, terracotta, quarry and Victorian tiles, brick pavers and any textured stone or masonry surfaces. Smartseal Natural Stone Sealer WET LOOK is rapid drying and very easy to apply. It will provide protection to the applied surface against oil and water-based stains. Ideal for Natural Stone**(see exceptions below) & Slate Provides a Silk/Satin or "Wet-look" finish Ok for rough & absorbent surfaces Suitable for outdoor or indoor use Please take a look at the other sealers for natural stone such as the DRY finish Natural Stone Sealer.