Grout Pen Tile Paint Marker: Waterproof Tile Grout Colorant and Sealer Pen – Wi
Included Components GROUT PEN. USE ON UNSEALED GROUT ONLY: GROUT PEN may not bond to sealed grout. Compatible Material Grout (Unsealed). Available in a Narrow 5mm or Wide 15mm tip size, GROUT PEN can cover thin and thick grout lines.