Super Met-Al 05031, Gray Grout-Aide Pump Action Marker, 9.8ml
Grey Grout-Aide Marker. Don't bleach your grout...renew it! Change or refresh your grout color and make any tile floor, countertop or wall look brand new. Faster, easier application on straight grout lines to cover mold, mildew and tough stains. Every janitor's closet should have it handy. If you can draw a line... you can redesign!.