Wetsuit Test Days 2026
A wetsuit isn't something to buy on a hunch: the right one makes a big difference to your swimming and your finish time. That's why, on our wetsuit test days, you can try on your favourite wetsuit and actually swim in it, so you know it fits and performs before you buy. The most extensive wetsuit test days in the Benelux, with advice from our own specialists and the brands themselves.
4.5/5 · 4,146 reviews · 15% discount on all wetsuits
What are the wetsuit test days?
Looking for a new wetsuit but not sure yet which model suits you? Or do you already have one in mind and want to be certain of the size and your position in the water? On our test days you try on and compare different brands and models, and actually swim in them.
Every wetsuit fits and feels a little different. One floats higher, another gives more freedom of movement. By experiencing them side by side, you can take your time choosing the suit that fits you. Suitable for the beginning swimmer and the experienced triathlete alike.
How a test day works
In three steps from doubt to the right wetsuit, without having to visit the store.
Sign up & choose your test day
Reserve your spot online for the date and location you want. You pay a small contribution of € 9.95. If you decide to buy a wetsuit, this amount is deducted from your purchase.
Test & compare in the water
Try on different brands and models and actually swim in them. Our store specialists and the brand representatives help you find the right size, position and buoyancy.
Order & get it at home for free
Found the one that fits you? You order it on the spot with a 15% discount and we send it to you for free as soon as possible. No extra trip to the store needed.
Sign up for a test day
Signing up is required and takes just a few steps: choose your location and date below, enter your details and pay. You'll then receive a confirmation email, and in the week before the test day you'll get a personal email with all the details. Can't get the sign-up to work? Email [email protected] with your name and the test day you'd like to attend.
Where and when are the test days?
Click a location on the map to see the address, date and time of that test day right away. Across the spring we organise 17 wetsuit test days at 14 locations in the Netherlands and Belgium.
The Netherlands
Belgium
Locations 2026
This spring we're at 14 locations in the Netherlands and Belgium, always at a swimming pool or open-water lake. Below you'll find the day, date, time and address for each location. Signing up is easy via the booking module above.
The Netherlands
Belgium
Dates and times are subject to change. You'll find the current schedule and availability in the booking module at the top of this page.
Ready to find your ideal wetsuit? Reserve your spot at a test day near you. See you in the water!
I'm coming to the test day tooDiscover the locations
Every spot has its own atmosphere, from wooded recreational lakes to 50-metre competition pools. A brief introduction to the locations where you can test your wetsuit.
The locations in the Netherlands
Set on a beautiful beach in the heart of Brabant, a stunning recreational lake in wooded surroundings. A versatile location with something for everyone.
A lovely sandy beach with playful dunes and a lawn to relax and play on, with facilities for sport and play.
A spacious pool in Overvecht with a leisure pool, a dedicated pool and no fewer than two competition pools. The ideal spot for a test day.
Three pools inside: a competition pool, and a deep and a shallow leisure pool. Dive from the starting block or enter the water using the special lift.
A large swimming complex next to the Sloterplas, with indoor and outdoor pools, including a 50-metre competition pool.
There's a suitable pool for every age and level; it's also excellent for testing wetsuits.
Several pools, both indoor and outdoor. Enjoyable swimming in a relaxed atmosphere, in the middle of the green Geusselt park.
Has a spacious competition pool that's ideally suited to testing your wetsuit.
At this pool in Nijmegen you can test your wetsuit at your leisure and in peace.
The locations in Belgium
At the De Mosten recreation area you'll find an oasis of calm, the perfect setting for a great test day.
A former extraction site that has been thoroughly redeveloped for recreation and nature. An ideal lake to test our wetsuits.
A green gem on Ghent's Watersportbaan, close to the historic centre. A stunning outdoor location to test wetsuits.
Has a 25 by 15 metre competition pool with six lanes.
A pool in Leuven, Belgium, a perfect location for the wetsuit test days.
Where luxury, relaxation and exercise come together. Take a refreshing dip in the modern pool or relax by the water after your training.
The test days over the years
Our wetsuit test days grow every year. A look back at past editions: the turnout, the locations and the best-tested wetsuits.
Wetsuit Test Days 2026 1,254 participants
The 2026 wetsuit test days were bigger than ever: with 1,254 participants, this was our best-attended edition so far. At various locations in the Netherlands and Belgium, you could try on, test and compare different brands and models in the water under expert guidance, from beginner to experienced triathlete.
Best-selling wetsuits:
Locations in the Netherlands: Nijmegen, Utrecht, Maastricht, Aalsmeer, Dordrecht, Heerenveen, Amsterdam en Vught.
Locations in Belgium: Leuven, Antwerpen, Lommel, Gent, Kinrooi en Meer.
What participants said:
"I went to a wetsuit test day and got a lot of advice. I could try out several wetsuits. My wetsuit arrived just two days after the test day. Smooth communication and fast delivery."
Andrea"Recently bought a BTTLNS Inferno wetsuit after a test event in Ghent. Got expert explanations from the specialists for each brand. I could test several suits with no obligation and no pressure to buy. Glad that, as a beginner, I could buy my first wetsuit this way."
Tom"A wetsuit has to fit you. Your build, and your swimming style and level. Triathlon24 organises fitting and swimming sessions in swimming pools. I was there in Utrecht. Great guidance! I now have a wetsuit that fits me perfectly. My tip: if you're looking for a wetsuit, sign up for a Triathlon24 session near you."
ErwinWetsuit Test Days 2025 1,123 participants
The 2025 Wetsuit Test Days were once again a great success. With a record 1,123 participants, this was the best-attended edition ever. We were present at no fewer than 15 locations across the Netherlands and Belgium. From Amsterdam to Ghent, we saw enthusiastic swimmers and triathletes come to test and compare different wetsuits and get professional advice from our experts.
Best-selling wetsuits:
Locations in the Netherlands: Heerenveen, Amsterdam, Aalsmeer, Utrecht, Nijmegen, Vught, Den Haag, Dordrecht en Maastricht.
Locations in Belgium: Meer, Antwerpen, Gent, Beringen, Kinrooi en Leuven.
What participants said:
"What great service! All my questions were answered and everything was possible. The staff were super helpful and friendly. Highly recommended for advice and great gear."
Stern"Took part in the test day in Ghent. Got loads of help and information, everything was perfectly organised. Plenty of suits to try on, even with a large group. Ordered on the spot and delivered quickly. Recommended for beginners and experienced triathletes alike."
Michiel"The collection was extensive and well suited to triathletes. Friendly, expert help, and great to be able to try on and compare right away. My order was shipped within 3 working days. An excellent experience."
SeanWetsuit Test Days 2024 839 participants
The 2024 Wetsuit Test Days were another great success. We were present at more than 17 locations, 12 in the Netherlands and 5 in Belgium. With no fewer than 839 participants, it was the busiest edition up to that point. Nijmegen was especially busy, but at every test day we saw enthusiastic swimmers and triathletes come to try wetsuits and dive into the water.
Best-selling wetsuits:
Locations in the Netherlands: Maastricht, Aalsmeer, Dordrecht, Nijmegen, Wierden, Utrecht, Heerenveen, Amstelveen, Vught, Kinrooi en Rotterdam.
Locations in Belgium: Antwerpen, Leuven, Meer en Gent.
What participants said:
"Had a pleasant experience at the wetsuit test day. Very friendly people, helpful and thoughtful! Good advice and a varied range to try out. Then very fast delivery of my wetsuit. Highly recommended!"
Doeskja"Took part in the test day in Maastricht, very well organised. I could test everything in open water and the entire range was available, with good professional guidance. Delivered to my home two days later. Definitely recommended!"
Lex"The wetsuit test day in Utrecht was superbly organised. I was able to test 5 different wetsuits, and there were many more. Two days later it had already arrived. Great service!"
ThijmenWetsuit Test Days 2023 579 participants
The 2023 Wetsuit Test Days once again drew many enthusiastic swimmers and triathletes. We organised 12 test days across 8 locations in the Netherlands and 4 in Belgium. In total we welcomed 579 participants, with the test day in Utrecht drawing the most visitors.
Best-selling wetsuits:
Locations in the Netherlands: Maastricht, Aalsmeer, Dordrecht, Nijmegen, Utrecht, Amstelveen en Vught.
Locations in Belgium: Antwerpen, Heerenveen, Leuven, Meer en Kinrooi.
Wetsuit Test Days 2022 423 participants
During the 2022 Wetsuit Test Days we were present at 12 locations, 8 in the Netherlands and 4 in Belgium. In total we welcomed 423 swimmers and triathletes. The test day in Eindhoven was the busiest, but at every location there was plenty of opportunity to try out wetsuits and get expert advice.
Best-selling wetsuits:
Locations in the Netherlands: Maastricht, Eindhoven, Aalsmeer, Nijmegen, Utrecht, Amstelveen en Vught.
Locations in Belgium: Antwerpen, Leuven, Kinrooi en Meer.
Wetsuit Test Days 2021 189 participants
Despite the challenges of that year, we were still able to organise 10 test days during the 2021 Wetsuit Test Days, with 6 locations in the Netherlands and 4 in Belgium. In total, 189 swimmers and triathletes came along to test wetsuits.
Best-selling wetsuits:
Locations in the Netherlands: Volkel, Nijmegen, Utrecht, Amstelveen, Maastricht en Vught.
Locations in Belgium: Kinrooi, Willebroek, Meer en Sint-Niklaas.
Wetsuit Test Days 2020 103 participants
2020 was an unusual year. Because of the coronavirus pandemic, we could organise only 3 test days. Even so, 103 participants came along to test various wetsuits.
Best-selling wetsuits:
Locations in the Netherlands: Maastricht, Aalsmeer en Utrecht.
Wetsuit Test Days 2019 243 participants
The 2019 Wetsuit Test Days were a success. We were present at 13 locations, 9 in the Netherlands and 4 in Belgium. With 243 swimmers and triathletes, turnout was again higher than the year before.
Best-selling wetsuits:
Locations in the Netherlands: Utrecht, Aalsmeer, Maastricht, Volkel, Den Bosch, Rotterdam en Rosmalen.
Locations in Belgium: Brasschaat en Wachtebeke.
Rated by participants
Frequently asked questions
What does taking part in a wetsuit test day cost?
Taking part costs € 9.95 per person. You get this amount back when you buy a wetsuit on the test day (deducted from your purchase), or if you cancel before your reserved date. Members of clubs we sponsor always get the contribution back, by bank transfer after the test day. Taking part is otherwise completely non-binding; there is no obligation to buy.
Do I need to sign up in advance?
Yes, signing up in advance is required and is done via the booking module on this page: choose your date and location, enter your details and pay. You'll receive a confirmation email and, in the week before the test day, a personal email with all the details (check your spam too). Can't get the sign-up to work? Email [email protected] with your name and the test day you want.
Do I get a discount during the test day?
Yes. During the test day you get a 15% discount on all wetsuits, calculated on the recommended retail price.
Can I take my wetsuit home right away?
We deliberately don't bring full stock, because we don't know in advance which models will be most in demand. Once you've found your wetsuit, you place your order on the spot and we send it to you for free that same week. So there's no need to visit one of our stores.
Which wetsuits and products can I test?
On the test days we have open-water and triathlon (front-crawl) wetsuits, from long-sleeved models to sleeveless and thermal. We also bring a limited selection of trisuits and swimming accessories, such as goggles, pull buoys and paddles, which you can test too.
What level are the test days meant for?
For everyone, from the beginning swimmer to the experienced triathlete. A team of specialists is on hand to help you make the right choice at your level.
Where and when do the test days take place?
We organise the test days in spring, just before the start of the triathlon season, at various locations in the Netherlands and Belgium, always at a swimming pool or open-water lake. You'll find the exact dates, times and addresses in the booking module on this page.
Still have a question about the test days?
Feel free to call or email and we'll help you find the right wetsuit or the nearest test day. Mike and the team are happy to help.
Wetsuit Test Days
Are you looking for a new wetsuit, but not sure which model is the best choice for you (yet)? Or do you have a wetsuit in mind, but would like to test it first to be sure about the size and your position in the water before purchasing? Our wetsuit test days are the most extensive in the Benelux!
Whether you’re a beginner or an experienced swimmer, our knowledgeable advisors are on site to tell you everything about the brands and the different wetsuit models in our collection.
Register for the 2026 wetsuit test days
This year we’re back at many locations across the Netherlands and Belgium. All test days take place either at a swimming pool or at an open-water venue. Our test days are suitable for both beginner and experienced swimmers. A team of triathlon experts will be ready to help you choose the right wetsuit.
Participation in our wetsuit test days is completely non-binding (no obligation to buy). This year we charge a small fee of €9.95 per participant. Good to know: if you purchase your new wetsuit during the test days, you will receive the €9.95 back (deducted from your purchase). Can’t make it after all? No problem. If you cancel your visit before your reserved test date, you will also receive the €9.95 participation fee back. (Members of the clubs we sponsor will always receive a refund of their participation fee (after the wetsuit test day, via bank transfer)).
Registration is required and can be completed via the form below. Select your preferred date under “appointment type” and confirm your choice; then enter your personal details. Next, click “continue to payment” and choose your preferred payment method. You will then receive a confirmation email for your registration. If you want to cancel or change your registration, you can do so via the confirmation email or by contacting our customer service. If registration through the form doesn’t work, please email [email protected] with your name and the test day you would like to attend.
A few days before the event, you’ll receive a personal email with additional information about the wetsuit test day. During our wetsuit test days you also receive 15% off all wetsuits. The discount is calculated based on the recommended retail price.
Choose your preferred day here
What are the wetsuit test days?
During our wetsuit test days, you can try on and test various wetsuits (also in the water). Because a wetsuit fits and feels different for everyone. Each brand of wetsuit has its own unique characteristics, and during the test days, you can thoroughly explore and experience these. This way, you can take your time to find the ideal wetsuit.
What can you expect at a wetsuit test day?
On the wetsuit test day, our own store specialists and representatives from various wetsuit brands are present. Together with one of these experts, we explore your specific wishes and needs and which wetsuit best fits them. We consider aspects such as the correct size, the intended use of the wetsuit, the optimal buoyancy for you, and comparing different wetsuits to find the perfect match.
We bring a wide range of wetsuits, ranging from long-sleeve and breaststroke models (open water) to thermal and sleeveless wetsuits. This selection is suitable for beginner and recreational swimmers as well as professional triathletes. In addition, we bring a large assortment of accessories, such as thermal neoprene accessories, swim buoys, and goggles. These accessories can also be tested in the water.
Can I take my purchase home immediately?
Because we cannot predict the demand for wetsuits, we do not carry a full stock with us. When you have finished testing a wetsuit, you can immediately place an order for the wetsuit you want, and we will send it to you free of charge the same week. This way, you don’t have to visit one of our stores in the Netherlands or Belgium again.
What products can I expect at the test days?
At our test days, we have open water / triathlon front crawl wetsuits. We do NOT bring breaststroke wetsuits or swimrun suits to the test days.
Do you have special requests?
If you have special wishes or questions about certain brands, models, or fitting trisuits, it is best to contact our customer service by email in advance.
Where do the wetsuit test days take place?
Every year we organize several wetsuit test days at various top locations in the Netherlands and Belgium. Locations include the Optisport sport boulevard in Dordrecht and the Blaarmeersen in Ghent – all unique locations. All test days take place at swimming pools or open water lakes.
When are the wetsuit test days?
The test days take place in spring, just before the start of the triathlon season. At the bottom of this page, you will find an overview of our locations and the associated schedule. Here you can view the exact times, addresses, and types of water.
Are the wetsuit test days free?
Yes, participation in our wetsuit test days is free and completely without obligation! Please note that any non-testing visitors must pay the regular entrance fee of the location.
How can I register?
Pre-registration is mandatory. Register via the link on this page. In the week prior to the test day, you will receive a personal email with additional information about the specific test day you registered for. Didn’t receive an email? Please also check your spam folder.
Locations 2026
This year we again have an extensive range of locations in the Netherlands and Belgium. Below you will find an overview of where the wetsuit test days 2026 will take place.
Wetsuit test locations Netherlands 2026
IJzeren Man, Vught (Netherlands)
Located on a beautiful beach in the heart of Brabant! A stunning recreational lake in a wooded environment. A very versatile location with something for everyone.
Haarrijnseplas, Utrecht (Netherlands)
A lovely sandy beach with playful dunes and a lounging and playing meadow with facilities for sports and games.
De Kwakel Swimming Pool, Utrecht (Netherlands)
De Kwakel Swimming Pool is a spacious pool in Overvecht. The pool has a recreational pool, a target group pool, and no less than 2 competition pools. The ideal place for a wetsuit test day!
Zwembad De Waterlelie, Aalsmeer (Netherlands)
De Waterlelie has three indoor pools: a competition pool, a deep recreational pool, and a shallow recreational pool. Take a dive from the starting block or use a special lift to enter the water.
Sloterparkbad, Amsterdam (Netherlands)
Sloterparkbad is a large swimming facility next to the Sloterplas, with indoor and outdoor pools. Inside, there is a 50-meter competition pool, a recreational pool, a slide, hot tubs, and a pool bar with snacks and drinks.
Sportstad, Heerenveen (Netherlands)
For all ages and levels, Sportstad has a suitable pool, which is also very suitable for testing wetsuits.
Het Geusseltbad, Maastricht (Netherlands)
Het Geusseltbad offers various pools both indoor and outdoor. Enjoy swimming and relaxing in a cozy atmosphere, right in the green heart of the Geusseltpark.
Optisport Sportboulevard, Dordrecht (Netherlands)
The pool at Sportboulevard Dordrecht has a spacious competition pool that is extremely suitable for testing your wetsuit.
Sportfondsenbad, Nijmegen (Netherlands)
Sportfondsenbaden can be found at various locations in the Netherlands. In this pool in Nijmegen, you can calmly test your wetsuit.
Wetsuit Test Locations Belgium 2025
De Mosten, Meer (Belgium)
At the recreation area De Mosten, you will find yourself in an oasis of calm, the perfect setting for a great wetsuit test day.
Bastion, Kinrooi (Belgium)
The former mining area in Kinrooi has recently been thoroughly redeveloped for recreation and beautiful nature. This lake is an ideal location for testing our wetsuits.
Blaarmeersen, Ghent (Belgium)
The Sport and Recreation Park Blaarmeersen is a green gem on the Ghent Watersportbaan, close to the historic city center of Ghent. A beautiful outdoor location to test wetsuits.
Swimming Center de Soeverein, Lommel (Belgium)
The Soeverin swimming pool in Lommel has a competition pool measuring 25x15 metres and has six lanes.
Kessel-Lo Swimming Pool, Leuven (Belgium)
Kessel-Lo Swimming Pool is a pool in Leuven, Belgium, and is a perfect location for the wetsuit test days.
Simming Center David Lloyd, Antwerp (Belgium)
This is the place where luxury, relaxation, and exercise come together in a stylish setting. Take a refreshing dip in the modern pool or relax by the water after an intensive workout.
Impression of the Wetsuit Test Days 2025
The Wetsuit Test Days 2025 were once again a great success! With a record number of 1123 participants, this was the most visited edition ever. This year we were present at no fewer than 15 locations across the Netherlands and Belgium. From Amsterdam to Ghent, we saw enthusiastic swimmers and triathletes everywhere taking the opportunity to test and compare different wetsuits while receiving professional advice from our experts.
Top 3 best-selling wetsuits 2025
Locations 2025
Netherlands: Heerenveen, Amsterdam, Aalsmeer, Utrecht, Nijmegen, Vught, The Hague, Dordrecht, Maastricht
Belgium: Meer, Antwerp, Ghent, Beringen, Kinrooi, Leuven
What participants say about the test days 2025
Stern: "Attended the wetsuit test day last week. What an amazing service! I got answers to all my questions, everything was possible! The staff was super helpful and very friendly. Highly recommended for great advice and quality gear!"
Michiel: "After previously buying a trisuit, I also joined a wetsuit test day in Ghent. I received a lot of help and information; everything was perfectly organized. There were plenty of suits to try on, even with a large group of participants. Ordered mine on-site and it was delivered smoothly within the following week. I even made a change via email, which was handled quickly and correctly. Highly recommended for beginners like me as well as experienced triathletes."
Sean: "During the Wetsuit Test Day by Triathlon24 in Amsterdam, I purchased a wetsuit and a tri suit. The collection available was extensive and perfectly suited to the needs of triathletes. The staff was friendly and knowledgeable. It was great to try on and compare products directly. My order will be shipped within 3 working days, and the communication has been clear and reliable. An excellent experience!"
Impression of the Wetsuit Test Days 2024
The Wetsuit Test Days 2024 were once again a great success! This year we were present at over 17 locations, of which 12 in the Netherlands and 5 in Belgium. With no less than 839 participants, it was the busiest edition ever. Especially in Nijmegen it was very busy, but at all test days we saw enthusiastic swimmers and triathletes who took the opportunity to try on wetsuits and dive into the water.
Top 3 best-selling wetsuits 2024
- BTTLNS Inferno
- Zone3 Vision
- Sailfish Attack
Locations 2024
Netherlands: Maastricht, Aalsmeer, Dordrecht, Nijmegen, Wierden, Utrecht, Heerenveen, Amstelveen, Vught, Kinrooi, Rotterdam
Belgium: Antwerp, Leuven, Meer, Ghent
What participants say about the 2024 test days
Doeskja: "Had a pleasant experience with the wetsuit test day. Very friendly people, helpful and cooperative! Good advice and a diverse range to try out. Then very fast delivery of my wetsuit. A real recommendation!"
Lex: "Participated in the wetsuit test day in Maastricht. Very well organized. Could test everything in the open water. The entire range was available: wetsuits, swim shoes, swim gloves, and goggles. All under good professional guidance. Received good advice and purchased accessories. Delivered home two days later. Very satisfied. Definitely recommended!"
Thijmen: "The wetsuit test day in Utrecht was wonderfully organized. I was able to test 5 different wetsuits, but there were many more. Two days later it was already at home. Great service!"
Impression of the Wetsuit Test Days 2023
The Wetsuit Test Days 2023 once again attracted many enthusiastic swimmers and triathletes! This year we organized 12 test days, spread over 8 locations in the Netherlands and 4 in Belgium. In total, we welcomed 579 participants, with the test day in Utrecht attracting the most visitors.
Top 3 best-selling wetsuits 2023
- BTTLNS Rapture
- Sailfish Attack
- Aquaman DNA
Locations 2023
Netherlands: Maastricht, Aalsmeer, Dordrecht, Nijmegen, Utrecht, Amstelveen, Vught
Belgium: Antwerp, Heerenveen, Leuven, Meer, Kinrooi
Impression of the Wetsuit Test Days 2022
During the Wetsuit Test Days 2022, we were at 12 locations, spread over 8 in the Netherlands and 4 in Belgium. In total, we welcomed 423 swimmers and triathletes. The test day in Eindhoven was the busiest, but at all locations there was plenty of opportunity to try out wetsuits and receive expert advice.
Top 3 best-selling wetsuits 2022
- BTTLNS Inferno
- Sailfish Attack
- Zone3 Advance
Locations 2022
Netherlands: Maastricht, Eindhoven, Aalsmeer, Nijmegen, Utrecht, Amstelveen, Vught
Belgium: Antwerp, Leuven, Kinrooi, Meer
Impression of the Wetsuit Test Days 2021
Despite the challenges of that year, we were still able to organize 10 test days during the Wetsuit Test Days 2021, with 6 locations in the Netherlands and 4 in Belgium. In total, 189 swimmers and triathletes came to test wetsuits.
Locations 2021
Netherlands: Volkel, Nijmegen, Utrecht, Amstelveen, Maastricht, Vught
Belgium: Kinrooi, Willebroek, Meer, Sint-Niklaas
Impression of the Wetsuit 2020
2020 was a special year. Due to the coronavirus pandemic, we were only able to organize 3 test days. Nevertheless, 103 participants came to test various wetsuits.
Locations 2020
Netherlands: Maastricht, Aalsmeer, Utrecht
Impression of the Wetsuit Test Days 2019
The Wetsuit Test Days 2019 were a success! We were present at 13 locations, of which 9 in the Netherlands and 4 in Belgium. With 243 swimmers and triathletes, the turnout was higher than the previous year.
Top 3 best-selling wetsuits 2019
- Orca S7, this is the successor of the Orca S7 -> Orca Athlex Floa
- Sailfish Attack
- 2XU A:1
Locations 2019
Netherlands: Utrecht, Aalsmeer, Maastricht, Volkel, Den Bosch, Rotterdam, Rosmalen
Belgium: Brasschaat, Wachtebeke
