Frequently asked questions

A membership has a one-year term and cannot be paused or cancelled early. Keep in mind that our saunas are pop-ups – there may be moments when no location is open near you. Which saunas are currently open can always be found on our website.

A gift card covers one full sauna session – member or not. Good to know: membership benefits and discounts cannot be combined with a gift card. Any remaining balance cannot be carried over to a next session, and gift cards are non-refundable.

Our saunas are pop-ups – in summer they sometimes make way for a terrace, returning in autumn. Which locations are currently open can always be found on our website. As soon as we know new opening dates, we’ll share them straight away. Your membership cannot be paused during a temporary closure.

1. You create an account and buy a membership
2. You log-in into your region
3. You automaticaly buy your first ticket for the membership tarif of €12,50

Your membership starts immediately after purchase and automatically ends after one year.
Our booking system works with three regions, your membership is linked to the region you choose.
The membership is personal and can only be used for your own bookings.

With a Kuuma Membership of €25 per year, you get access to cheaper sessions. Sauna for €12.50 instead of €17.50. Want to reset more often for less and be part of the Kuuma community with special invitations and surprises? Then this membership is made for you.

1. Be mindful of others during and after your visit, respect matters.
2. Swimwear is required. You’ll find a changing area inside the sauna.
3. There’s no host on site, so we ask for a little extra care.
4. Stay hydrated and cool off between rounds, use the tap provided.
5. Only water is allowed. Please don’t bring other food or drinks.
6. Stick to your booked time slot for arrival and departure.
7. Please leave the sauna clean for the next visitors.

This depends on your personal situation. Please always consult your doctor before using the sauna.

Yes, children are welcome — under the supervision of their parents. Hydration, duration, communication, and cooling down are essential. Please be mindful of other guests.
For safety reasons and due to limited space, every person present must have a valid ticket.

1 to 2 days prior to your booking, you will receive a 4-digit door code from us. If you book within this timeframe, you’ll receive the notifications within a few minutes to half an hour. The code will be sent via both email and SMS — be sure to check your spam folder!
At the sauna entrance, enter the code followed by the # key. The door will then unlock. Make sure to remember your code in case you want to step outside to cool down.

Some of our locations remain open year-round. At other locations, we collaborate with local partners only during the colder months. And in summer, the space may be used for things like outdoor terraces. During the summer period, those saunas get a well-deserved break and are maintained.
Check this page for the most up-to-date overview of our open locations.

Since our saunas operate autonomously and there is no host on site, we kindly ask you to bring your own towels.

The intimate setting calls for respectful interaction. Please be mindful of other guests when it comes to volume and conversation topics. Some guests appreciate connection, while others value silence. By checking in with each other, the most meaningful connections can arise.

Due to height differences, the saunas are not accessible for individuals who use a wheelchair.

Call us on our emergency number: 085 00 411 55, ask for help at our local parter or call the Dutch national emergency phone number 112.

This varies by location. Please check the locations of our partners on Google Maps.

Yes, in our sauna you can connect your own phone via Bluetooth and play music. The pairing code is ‘0000’.
Please be considerate and check with the other guests first.

If you’ve lost or forgotten something, we kindly ask you to contact our local partner. They visit the sauna several times a day and collect all lost and found items at the bar or reception.

No, but there is a power outlet where you can plug in your own hairdryer.

Our booking system has three regions. Please select the correct region:

1. Northern region: Amsterdam

2. Beach region: Bloemendaal, Scheveningen, Katwijk, Egmond aan Zee and Wijk aan zee

3. Southern region: Den Bosch, Nijmegen and Rotterdam

Yes, absolutely! You can order them on this page.

There’s a gift card for a 75-minute drop-in session that costs €17,50.
The gift card is valid for one year and can be used in the region specified on the card.

Please check the specific location page to see whether swimming is allowed. Swimming is always at your own risk, and regulations may vary by municipality. For safety guidelines on swimming in public waters, please visit the website of the Dutch Lifeguard Association.

Our saunas are located in public spaces, so wearing swimwear is required. For hygiene reasons, we ask that you sit on your towel.

The sauna is set to a default temperature of 78°C. You can temporarily increase the heat by pouring water over the stones.”

No, only drinking water is allowed. However, before or after your session, you’re welcome to enjoy a drink or a bite at our local partner.

No, there are currently no lockers. The front door of the sauna is always locked. Leaving your belongings is at your own risk. You can often leave valuables at our local partner.

No, not inside the sauna itself. Visitors can use the toilet facilities at our local partner.

No, there is only a cold shower located outside the sauna.

Yes, there is a tap in the changing room. Make sure to stay hydrated! 🙂

For most saunas, the maximum capacity is 6 people, or 8 people if you book the entire sauna for your private group (“book entire activity”).

Matsu (Marineterrein), Sloterplas, and Scheveningen are slightly larger. You’ll find this information on the info page once you’ve selected your location.

Swimwear, two towels, slippers, and a bottle of water.

All our saunas have a small changing room. Feel free to change outside if you prefer.

Yes, that’s possible. To do so, click the green button in the confirmation email of your reservation.
You can change your booking—such as the location, date, or time—up to 24 hours before the scheduled start.
If you cancel more than 48 hours in advance, you will receive a full refund.
For cancellations between 48 and 24 hours before your booking, you will receive a 50% refund.

Please check the booking page of the specific sauna you want to book for the most up-to-date opening hours.

A 75-minute drop-in session costs €17.50.
With a Kuuma Membership of €25 per year, you can enjoy discounted sessions, paying only €12.50 per sauna session.
Renting out the entire sauna for your group starts at €105!

You can find the sauna’s address on the location page.