Tile Grout Pen Waterproof & Mold-Resistant Precision Applicator
High Quality
Free US Shipping
Hassle Free Returns
Discolored grout looks unkempt—renew and protect easily
Restore clean grout appearance quickly—waterproof formula prevents mold, no heavy scrubbing needed
Why is this waterproof grout sealant perfect for you?
✔ Immediate visible grout renewal: One application provides a visibly clean, white grout result without the need for hours of scrubbing, offering a quick and efficient way to refresh tile grout surfaces.
✔ Effective mold protection: The waterproof coating seals pores in grout and prevents mold growth in damp areas such as showers and kitchens, ensuring longer-lasting cleanliness and hygiene.
✔ Cost-effective and versatile: Replaces expensive renovations or complete re-grouting by enabling simple spot repairs, suitable for use on bathtubs, showers, sinks, and kitchen countertops with easy pen application.
Specifications
Product Length: 5.43 in
Product Weight: 0.72 oz
Durability: 18 months
Available Colors: White, Gold, Silver, Light Gray, Dark Gray, Brown, Black, Beige, Yellow
Frequently asked questions
Quick answers about ordering from Couje. More detail on our full FAQ page.
How much does shipping cost, and how long does it take?
Shipping is free on every order — no minimum. Orders are typically delivered within 4–12 business days (processing included), and every order includes tracking. Full details are in our Shipping Policy.
What is your return policy?
You can return items within 30 days of delivery. Once your return is received and inspected, we process your refund to the original payment method. See our Return & Refund Policy for the full process.
How do I track my order?
As soon as your order ships, we email you a tracking number. You can follow your delivery at any time on our Track Your Order page.
How can I reach customer service?
Email us at support@couje.com or use our contact form. Our team is available Monday – Friday: 09:00 AM – 05:00 PM EST and replies within 24 hours. Saturday – Sunday: closed.