Edding Grout Marker to Enhance Existing Grout Color and Brightness: This grout marker can be used to enhance the color and brightness of existing grout, such as in bathrooms and kitchens. Lightfast, wear-resistant, quick-drying, and odor-free, the highly opaque, waterproof, and smudge-proof ink has a line width of 2-4 mm. The tip of a chisel Silicon oil without odor Regarding every rubber grommet German-made