Check the listing for details. Miracle Sealants Grout Pen, White, 6 Pack. Color: White, Condition: New. Listed at 53.99 USD. Miracle Sealants Grout Pen, White, 6 Pack Miracle Sealants Grout Pen provides a safe, bleach free tool to refresh and maintain beautiful tile areas with stubborn stains. Easy to apply marker includes a reversible fiber nib for use on kitchen counters, floors, showers, porches, patios and more. Odorless, durable formula dries fast on interior and exterior surfaces to cover mold and mildew stains and enhance grout color. Works on sanded, non-sanded, epoxy grout and mortar joints.Use indoors or out, apply over existing grout or mold and mildew stains to renew grout linesOdourless, non-toxic formula offers safe application with no fumes or chemicalsCovers up to 175 linear feet of average grout and dries to touch in 45-60 minutesEasy to use grout pen features a non-slip comfort grip for ultimate control and reversible nib