Rejuvenate Grout Cleaner Renewer Pen, 2-Pack is designed to restore and refresh dingy, stained grout with ease. for use on tile floors in kitchens, bathrooms, showers, or any area where grout needs a renewed appearance. This grout cleaner effectively attacks mold and mildew while sealing and protecting the grout for long-lasting results. The product comes conveniently packaged with two individual pens, making it simple to apply and maintain your grout’s cleanliness and vibrancy. Model Number: