Marble Blue 6" x 6" Porcelain Waterline Pool TileWaterline Pool Tile Marble inspired tile that possesses a classy look perfected by a fusion of soft shades. The artful appeal invigorates a warm feel in and around the vicinity of its application. These tiles are suitable for swimming pools, spas, and not only meet but also exceed the standards for residential applications, including kitchen wall backsplashes, showers, and bathrooms.