An Amazon shopper was able to give their kitchen a massive revamp just by using one product that is available on the shopping site for under £11.
The FlySea Grout Tile Pen is available on the website for £10.99, coming in a pack of six.
As stated in the product description: "The renewing grout markers help to cover stained seams between tiles, restore or change the colour of your tile grout lines, and prevent them from further stained, make your home looks more neatly."
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It continues: "The grout repair maker lines are fast drying, will cover stained seams between tiles and renew the surface after painting, leaves them looking clean and protected, giving you different visual experience of your home."
The customer who used the pen on the tiles in their kitchen was "really pleased with the results," and took to Facebook to share photos of the room before and after.
Writing in the Cleaning tips and tricks group, they said: "Before and after. Grey grout to white grout. Just used grout pens from Amazon. Got a box of 6 and only used 2. Took about 15/20 mins to do. Really pleased with the results."
Since being shared, the post has attracted 216 likes and almost 40 comments.
One user said: "Love it! What a difference!"
A second agreed: "Love these! Done all my bathroom tiles with it!"
"Looks great going to order some to do mine," revealed a third.
A fourth commented: "Looks awesome!"

"Looks fantastic," echoed a fifth.
A sixth concurred: "Looks so fresh love it"
One satisfied customer shared: "Just did our bathroom tiles omg what a difference"
Another Facebook user revealed another retailer the product could be purchased from, writing: "Sell grout pens in Home Bargains too".