{"product_id":"rainbow-chalk-markers-grout-pen-black-waterproof-tile-grout-colorant-sealer-2-pack-5mm","title":"Rainbow Chalk Markers Grout Pen Black - Waterproof Tile Grout Colorant \u0026 Sealer (2 Pack, 5mm)","description":"\u003ch2\u003eRefresh grout without heavy scrubbing\u003c\/h2\u003e\n\u003cp\u003eBrighten dull grout lines with the Rainbow Chalk Markers Grout Pen in black. This narrow 5mm pen applies a durable color along tiled joints, delivering a clean, uniform look across kitchens, bathrooms, and other tiled spaces. The product is advertised as waterproof, offering a practical option for humid rooms and high-traffic areas, while keeping expectations grounded in real-world usage.\u003c\/p\u003e\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEach pen covers up to about 150 feet of 2mm grout, depending on how you apply.\u003c\/li\u003e\n  \u003cli\u003eNon-toxic, water-based colorant provides a vivid black finish without harsh solvents.\u003c\/li\u003e\n  \u003cli\u003eCap color serves as a quick shade reference; for best color match, test a small area first.\u003c\/li\u003e\n  \u003cli\u003eDesigned for unsealed grout; if your grout is sealed, test a tiny patch to check bonding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat’s in the package and how to use\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo pens in a 7 mL size each, with extra tips included for ongoing projects.\u003c\/li\u003e\n  \u003cli\u003eTip care: the nib starts dry; shake with the cap on and pump to saturate before painting.\u003c\/li\u003e\n  \u003cli\u003ePriming the tip (about 30+ pumps) helps achieve a smooth, steady stroke along grout lines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReal-world uses and practical tips\u003c\/h3\u003e\n\u003cp\u003ePerfect for bathrooms, kitchens, and any room with tile floors or walls. Use it to refresh grout in high-traffic zones or on backsplashes where a cleaner, more cohesive look is desirable. Note that results depend on grout condition and surface porosity.\u003c\/p\u003e\n\u003ch3\u003eGuidance for best results\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTest a small area first to gauge color and adhesion, especially on older grout.\u003c\/li\u003e\n  \u003cli\u003eApply with light, steady strokes; avoid pressing too hard to protect the tip.\u003c\/li\u003e\n  \u003cli\u003eKeep the cap on when not in use and only pump the tip to activate saturation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhile this grout pen can refresh grout appearances, it is not a substitute for structural grout repair when needed. Use as a maintenance upgrade to refresh color and tone between deeper cleanings or professional work.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the grout pen compatible with sealed grout?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Not recommended for sealed grout; test a small area to confirm adhesion before wide use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I prime and apply the pen for best results?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Prime the dry tip by pumping with the cap on, then apply light, steady strokes for even, smooth coverage.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Rainbow Chalk Markers Limited","offers":[{"title":"Default Title","offer_id":47480658985134,"sku":"B09GG8J3JY","price":57.09,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/6012\/9710\/files\/rainbow-chalk-markers-grout-pen-black-tile-paint-marker.jpg?v=1770692886","url":"https:\/\/handyskook.ca\/products\/rainbow-chalk-markers-grout-pen-black-waterproof-tile-grout-colorant-sealer-2-pack-5mm","provider":"HandySkook","version":"1.0","type":"link"}