✨ Revive Your Grout Game! ✨ Simply pump the tip to get started—no shaking required! Non-toxic, water-based colorant for peace of mind. Revitalize your tiles with a fresh, clean look! One pen covers up to 150 feet of grout. Perfect for bathrooms, kitchens, and beyond. waterproof formula covers 150 feet 5mm narrow tip The Grout Pen in Beige is a waterproof grout paint marker designed to easily recolor and seal grout lines. With a narrow 5mm tip, it covers up to 150 feet of thin grout, making it ideal for various surfaces like tiles, floors, and countertops. Its non-toxic, water-based formula ensures a safe and effective solution for restoring the appearance of your grout without the hassle of scrubbing.