About Us

Prüfengel offers authentic consumer tests in which real users share their experiences with products. Our tests are based on practical applications in everyday life and reflect the opinions of consumers. As we focus on consumer tests, we do not carry out material, long-term or laboratory tests. Our aim is to provide honest feedback to help you make a purchasing decision. For a detailed insight into our comprehensive evaluation process, which forms the basis of all our product reviews, please click here.

Shinfly
Door seal

The door seal from Shinfly made a very good impression in our test. The product has a simple design and leaves a very good visual impression. There are no processing errors and the material is elastic and dimensionally stable. Installation is simple and can be carried out by anyone. The door seal provides protection against draughts and insects and insulates against noise. No reduction in odors could be detected. When opening the door, quiet grinding noises and a slight braking effect can be heard, which did not bother us in the test. Customers can choose between white, brown and black as well as different set sizes . A transparent design would be desirable.

Advantages

✅ Prevents draughts
✅ Can be cut to size and is self-adhesive
✅ Noise insulation
✅ Various colors

Disadvantages

❌ No information on sustainability
❌ no instructions available

The test

General information

We have looked at and tested the product in detail in a practical test. In the following, we take a closer look at the features and impressions. The product is subjected to our test procedure from the packaging, materials and quality to the range of functions and handling.
To give you a quick overview, we work with a points system. The maximum possible number of points per area is 100 points. The final overall score is calculated from the average of all tested features, taking into account the respective weightings. For a detailed insight into our comprehensive evaluation process, which forms the basis of all our product ratings, please click here.

The first impression

Packaging and labeling

ℹ️ Here we take a closer look at packaging. Sustainability is becoming an increasingly important factor. In addition, adequate protection of the product must of course also be ensured.

CriterionRemarkScore achieved*
Product protectionCarton is sturdy, product sufficiently protected100 points
Sustainability PackagingUnnecessary packaging waste has been avoided, the plastic film protects the product components80 points
Package contents & scopeDoor seal100 points
Instructions for useProduct largely self-explanatory, instructions would be
desirable
80 points
Total90 points
Weighting: 20%
*The maximum score is 100 points
einzelne Verpackung der Türdichtung
Individual packaging of the door seal

The door seal from Shinfly arrived for our test in the typical Amazon shipping box. It was undamaged on arrival and could be easily opened by removing the adhesive strip. Inside the product box, the door seal was wrapped in plastic film. This packaging method ensures that the product is optimally protected from external influences and shipped hygienically. Product protection was therefore fully guaranteed and the door seal was delivered in perfect condition .
The packaging is partially recyclable. In contrast, the plastic film cannot be recycled. Regardless of this, the presentation of the product makes a very good impression.

The first time in your hand

Product processing and appearance

ℹ️ Before we start the practical test, we take a close look at the product processing. How high quality are the materials used? Is the look and feel satisfactory?

CriterionRemarkScore achieved*
Visual appearanceVery good visual appearance100 points
ProcessingVery good workmanship100 points
StabilityVery stable100 points
Sustainability of the productNo information on sustainability, but high-quality materials70 points
Total93 points
Weighting: 20%
*The maximum score is 100 points
unterschiedliche Farbvarianten
Different color variants

First of all, it should be mentioned that the door seal makes a very good visual impression. We did not notice any processing errors, the material is elastic but still retains its shape. The adhesive strip is continuous and clean. Overall, the product has a rather simple design that integrates well into most rooms.
There is no information about the sustainability of the product on the product page or on the packaging. However, due to the high-quality materials used, we assume a long service life.

This is what our practical test showed

Does the manufacturer keep its advertising promises?

ℹ️ Our practical test is the most relevant and therefore the most important. Here, the product has to undergo a wide range of criteria and tests. We check the functions and product promises of the test article.

CriterionRemarkScore achieved*
FunctionalityPrevents air flow, intruders100 points
Noise levelSlight grinding noise, noise reduction95 points
IndividualizationCan be cut to size100 points
FitPerfect fit for standard doors up to 100 cm or 200 cm100 points
VariantsDifferent colors and pack sizes available90 points
Total97 points
Weighting: 45%
*The maximum score is 100 points

We enjoyed using the door seal during the test. Installation is child’s play and can be carried out by anyone. All you have to do is clean the surface of the door, remove the protective film from the adhesive and position the seal where you want it. According to the manufacturer, the adhesive sticks to any surface. The product can then be easily cut to the desired size, or even beforehand. It should be noted that the initial size is 100 cm or 200 cm and is therefore also suitable for (extra) wide doors. The door seal not only provides protection against draughts, but also against insects and insulates against noise. We did not notice any reduction in odors . When opening the door, a quiet grinding noise can be heard and the seal slows down a little, which did not bother us any further in the test.
Customers can currently choose from the colors white, black and brown as well as different set sizes. A transparent design would be desirable.

Price/performance ratio

and ratings from consumers

ℹ️ Finally, we look at how the product compares to the competition. Can it keep up with the competition in terms of price and quality? Would we generally recommend buying it? We also examine consumer ratings and check whether the critical and positive reviews are actually justified.

CriterionRemarkScore achieved*
Price / performance ratioVery good performance in the lower price segment90 points
Rating cut4.2 out of 5.0 on Amazon60 points
Total75 points
Weighting: 15%
*The maximum score is 100 points

On the Amazon platform, consumers have given the product an average rating of 4.2 stars. Some complain that the volume with which the product “drags” across the floor is too loud, the adhesive strip does not adhere to all surfaces and does not seal completely. In contrast, other customers confirm the functionality of the product in terms of noise insulation and draught-proofing . The ease of installation is also praised. In our practical test, we can confirm that installation was quick and easy and that it provides noise insulation and draught-proofing. However, we also noticed the“dragging” on the floor.

Prices of up to €27 are charged on the Internet for equivalent products. Very inexpensive products, on the other hand, are available for as little as €7. The door seal from Shinfly is therefore in the lower price segment with a current price of €6.99 . Consequently, the price ratio is very good for the quality and scope of services you receive.

Overall result

WeightingScore achieved*
1. packaging & contents20%90 points
2. product processing & appearance20%93 points
3. in the practical test45%97 points
4. price/performance & consumer ratings15%75 points
Total92 points
*The maximum score is 100 points

The Shinfly brand door seal therefore receives an overall score of 1.4 from us and has therefore been successfully certified for our test seal. The test was carried out in the test period 11/23 and is listed in our database under the license number 231026016 . You can find more information about our test procedure at www.prüfengel.de/testverfahren.

Test result:

1,4

Door seal
of the brand
Shinfly
achieved
92
Points in our test and therefore passed. The test was carried out in the test period
11/23
and is stored in our database under the licence number
231026016
. Further information on our test procedure can be found at www.pruefengel.de/testverfahren.

The practical tests are based on careful observations and do not include long-term or laboratory tests. The test judgements reflect the personal impressions and opinions of the testers who try out the products in everyday use. We would like to emphasise that these evaluations do not claim to be exhaustive and may reflect both subjective and objective impressions. The evaluations are made to the best of our knowledge and belief, without any liability being assumed for the accuracy or completeness of the test results. It is important to note that our tests are not based on legal requirements, medical effects or specific ingredients of the products. We rely on the advertising claims and information provided by the manufacturers, but use of the information is always at your own risk. Our efforts are aimed at ensuring a serious and thorough testing procedure, which has been developed in a long and professional process in close co-operation with our testers.

The practical tests are based on careful observation and do not include long-term or laboratory tests. The test ratings reflect the opinion of our experts and are based on careful analysis. We would like to emphasize that these evaluations do not claim to be exhaustive and reflect both subjective and objective impressions. The assessments are made to the best of our knowledge and belief, without any liability being assumed for the accuracy or completeness of the test results. It is important to note that our tests are not based on legal requirements, medical effects or specific ingredients of the products. We rely on the advertising claims and information provided by the manufacturers, but use of the information is always at your own risk. Our efforts are aimed at ensuring a reputable and thorough testing process, which has been developed in a long and professional process in close cooperation with our experts.

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Evaluation process

You can find a detailed insight into our evaluation process, which forms the basis for our product ratings, here:

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