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High-performance sealant for cracks in concrete | Waterproof & weather-resistant

4.7 / 5.0 (based on more than 2613 reviews)

€30,95
Oorspronkelijke prijs: €52,95 -42%
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Beperkte voorraad – dit product is populair
Free shipping - incl. Track & Trace
Easy returns - without hassle
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Seal concrete cracks for good!

The professional solution for concrete cracks: a high-quality sealant that permanently and waterproofly seals even the finest cracks.

High-quality sealant for concrete cracks | Waterproof & Weather-resistantWhy is this crack sealant perfect for you?
  • Deep-penetrating seal: Penetrates deeper into cracks than surface fillers — reliably keeps out water, dirt, and frost.
  • Extreme temperature resistance: Withstands temperatures from -40°C to +27°C (-40°F to +80°F), unlike temperature-sensitive products — UV-resistant and weather-resistant in every season.
  • Strong adhesion and flexibility: Stays flexible without losing its adhesion, unlike rigid fillers — keeps surfaces crack-free for the long term.
  • For indoor and outdoor use: Much more versatile than products intended only for indoor or outdoor use — works on concrete and masonry in a wide range of applications.
High-quality sealant for concrete cracks | Waterproof & Weather-resistant

Specifications:

Contents: 200 g or 500 g
Shelf life: 12 months (unopened)
Curing time: Initial cure after 6 hours, fully cured after 24 hours
Temperature resistance: -40°C to +27°C (-40°F to +80°F)
Package contents: 2x sealant

High-quality sealant for concrete cracks | Waterproof & Weather-resistant

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SELECTED FOR EVERY DAY

Sammy Jackson stands for modern looks with character — carefully selected, easy to combine, and made for days when style should feel effortless.
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TrustScore 4.7 3659 reviews

Customer experiences

Judith K.
Judith K.
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The brown color goes nicely with my autumn clothes. I like to wear the jacket open with a simple sweater underneath, nice and easy for every day.
Thomas M.
Thomas M.
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Nice sweater for days when I want to look a bit more polished. Looks good with jeans and the zipper at the collar is handy.
Anouk D.
Anouk D.
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The collar sits nice and loose and the set feels wonderfully soft. Ideal for a relaxing day at home or a stroll through the city.
Eline B.
Eline B.
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Are you looking for pants that are both comfortable for working from home and suitable for stepping out for a bit? These pants offer exactly that balance. They fit nicely loose for optimal comfort, while also looking neat at the same time. Perfect for a quick errand or a short walk, without looking sloppy.
Femke N.
Femke N.
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Ordered last minute for a dinner, expecting the quality might be disappointing, but the opposite turned out to be true. The fabric has a beautiful sheen, feels pleasant, and definitely does not look cheap. Immediately good enough to wear without having to try on other outfits.
Lotte S.
Lotte S.
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I was looking for something simple that I can wear every day without it becoming boring. This one turned out to be just right. It looks neat, feels light on the wrist, and goes just as easily with a sweater as with something dressier.
Eva J.
Eva J.
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I was mainly curious about how this would fit at the waist, because that’s often the tricky part with trousers. This one actually fit well right away. The color is also nicely warm in real life, and I now prefer to wear it simply with a plain white shirt.
Nina R.
Nina R.
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I spend a lot of time behind my laptop, so I especially wanted a frame that feels light and doesn’t sit too heavily on my nose. By now, I wear these almost routinely during work hours. It took some getting used to the larger model, but now I actually like the way it looks.
Sara T.
Sara T.
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It now stands next to the couch, and that turned out to be exactly the right spot. The light is warm without becoming yellowish, and in the evening it immediately makes the living room feel calmer. I use it more often than I had expected beforehand.
Laura N.
Laura N.
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I ordered this as a comfortable set for home, but it actually looks neater than most of the loungewear I have. The fabric feels soft and drapes nicely, especially the pants. I've already worn it several times on days when I just wanted to put on something easy.
Thomas K.
Thomas K.
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I mainly use this for sports and walking, and so far it's really the kind of shirt you just keep reaching for. Light, comfortable, and it doesn't fit oddly around the shoulders like some sports shirts do for me. Still perfectly fine after washing, too.
Maaike V.
Maaike V.
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Taken along for a few days away and turned out to be exactly ideal for that. Rolls smoothly, looks neat, and feels sturdy and reliable. It also stays upright well when you set it down for a moment, which makes it extra pleasant to use.
Anouk T.
Anouk T.
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The corner next to the couch always felt a bit bare, so I was mainly looking for something with warm light. Since this lamp has been there, I hardly ever turn on the main light in the evening anymore. It instantly creates a much cozier atmosphere without becoming too bright.
Sophie L.
Sophie L.
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Originally ordered for home and a walk, but by now also perfect for a quick coffee run. The set fits nicely without needing to straighten it all the time. Even after washing, everything keeps its shape well, which makes it extra pleasant to use.
Jasper V.
Jasper V.
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This is one of those sets you don’t expect much from at first, but then it keeps ending up on top of the pile. I wore it almost all day last weekend, first at home and later outside for a bit, and it just stayed comfortable the whole time.
Mila K.
Mila K.
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I usually wear fairly simple jewelry, so I hesitated for a moment about whether these might be too much. In the end, I'm really happy with them. They stand out without being over the top, and I've already worn them a few times by now, including during the day.
Mark R.
Mark R.
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Last week I took it on a trip for the first time and I immediately noticed a difference at the airport compared to my old suitcase. It rolls smoothly and feels sturdy, even when it's a bit fuller. It's always nice when you don't have to think about that while traveling.
Hannah P.
Hannah P.
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I wore this during a weekend away and immediately found it more comfortable than I had expected. It drapes nicely and looks polished without you having to try very hard. Especially handy if you want to bring something that always works well.
Robin D.
Robin D.
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Since I got this bag, I hardly ever take a backpack with me for short days anymore. My phone, wallet, keys, and a few other small items fit in it easily. What I especially like is that it doesn't look bulky, but it's still practical when you're out and about all day.
Iris B.
Iris B.
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I actually bought this for home, but by now I've also worn it outside a few times. It's soft, warm, and instantly makes a simple outfit feel a bit cozier. Nice for days when you just want something comfortable without looking sloppy.

SELECTED STYLES FOR NOW

From modern everyday looks to outspoken favorites — discover Sammy Jackson's current selection.
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