Tuur® Pure Mattress
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Two sides each with its own firmness
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Naturalis® cold foam, partly made with castor oil
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Comfortable cold foam mattress, tested for harmful substances
517.65
The Tuur® Pure Mattress offers comfortable support with 7 ergonomic zones and is made from Naturalis® cold foam: a more sustainable alternative partly based on castor oil.
Thanks to the Dual-Comfort core, you can choose between a medium or firmer feel. The natural cover and comfort layer ensure a breathable sleep environment.
A conscious choice for those who want to sleep more naturally at a fair price.
<p><b>15% off our mattresses & 10% off our toppers! Valid until 3 November 2026 </b></p>
Product information
The Tuur® Pure Mattress features a premium core made from Naturalis® cold foam, in which part of the petroleum is replaced by castor oil, a plant-based resource. This innovative material combines excellent ventilation and pressure distribution .
- 7 ergonomic comfort zones for optimal support
- Cover made from cotton, viscose, sheep’s wool and wild Tussah silk
The result is a breathable, supportive and more natural mattress that contributes to a healthy sleep environment.
Naturalis® cold foam is a more sustainable alternative to traditional cold foam. Part of the fossil-based materials such as petroleum is replaced by castor oil, derived from the castor plant.
- Improved breathability and temperature regulation
- Long lifespan and shape retention
- More eco-friendly without compromising on comfort
Perfect for those who want to sleep more naturally while maintaining ergonomic support.
The Tuur® Pure Mattress stands out as the most accessible and natural cold foam mattress in our range.
- Made from Naturalis® cold foam (castor oil)
- Available in medium or firm comfort
- More sustainable and ergonomic at a softer price point
Comparison with other Tuur® mattresses:
- Tuur® Original Mattress: natural latex, soft/medium comfort
- Tuur® Original Plus Mattress: Natural latex + horsehair/hemp, extra ventilation
- Tuur® Spring Mattress: Pocket springs with latex, classic comfort
The Pure Mattress is perfect for those who want to sleep naturally on a limited budget.
Delivery & services
At Tuur®, your comfort comes first. Your mattress will be delivered to the room of your choice and installed for you. No need to carry a heavy package yourself. Want us to take your old mattress with us? No problem! You can easily add this service to your shopping cart.
If you're ordering other Tuur® products as well, please note that they may not always be delivered at the same time. Contact us for more information.
At Tuur®, you can test our mattresses in different ways: both in-store and in the comfort of your own home. We work with selected retailers in the Netherlands and Belgium where you can try out our products.
If you'd like to test a specific model, we recommend contacting the store in advance to make sure the mattress you’re looking for is available.
At Tuur®, we offer a 120-night trial period. This allows you to test the mattress in the comfort of your own bedroom, completely risk-free. Not completely satisfied? You can return the mattress easily and free of charge. The return process works as follows:
- You send us an email with your return request.
- We arrange free home pickup, even if the mattress has already been unboxed.
- The mattress is collected at your front door.
- You’ll receive your refund within a maximum of 14 days.
The cold foam mattress that's actually more natural
Experience the natural version of the classic cold foam mattress. The Tuur® Pure Mattress is made from Naturalis® cold foam, derived from castor oil.
Affordable, breathable, and supportive: ideal for anyone who wants to sleep naturally on a healthy budget.
A: Cover
70% cotton, 30% viscose
B: Comfort layer
wool & Tussah wild silk
C: Softer side
Naturalis® cold foam, 9 cm
D: Firmer side
Naturalis® cold foam, 9 cm
Our mattress cover: natural,
comfortable and breathable
- Outer layer of cotton and viscose
- Comfort layer of Spanish wool and Tussah wild silk
- OEKO-TEX certified
Difference compared to traditional cold foam mattresses
Many cold foam mattresses are made from petroleum-based PU foams. Tuur® uses Naturalis® cold foam, a more sustainable alternative that:
- Is partially made with plant-based oil (castor plant)
- Offers better breathability and moisture regulation than traditional cold foam
- Does not release a chemical smell when unpacked
Who is this mattress suitable for?
- Is looking for an affordable cold foam mattress, partly based on plant oil
- Wants a firm yet responsive sleeping comfort
- Values natural sleep products but needs to stay within a certain budget
- Is seeking a more sustainable alternative to standard polyether or PU foam mattresses
Thinking of buying a cold foam mattress from Tuur®? Then you’re choosing a more natural way to sleep. Our products come with various certifications to prove it.
2 Firmness levels in 1 mattress
The cold foam mattress offers two firmness levels:
- Softer side (soft)
- Firmer side (Firm)
Not satisfied with the firmness? Simply flip the mattress and you’ll enjoy a different level of comfort.
This makes the mattress suitable for 95% of all sleepers.
Conscious choices. Proven purity.
OEKO-TEX® STANDARD 100 – Class I (core and cover)
The mattress core and cover are certified according to OEKO-TEX® STANDARD 100 Class I and independently tested for harmful substances, ensuring that the textile is safe for prolonged and direct skin contact.
ISO 9001:2025
The foam core is produced within an ISO 9001:2025 certified quality management system, ensuring controlled production processes, traceability and continuous quality monitoring.
Frequently asked questions about cold foam mattresses
• Hot sleeper or moves a lot -> cold foam ✓ • Sensitive pressure points, still sleeper -> memory foam • At Tuur® we prefer cold foam and latex over memory foam: better ventilation, longer lifespan and no synthetic 'memory molecules'
Cold foam (HR foam) combines excellent ventilation and resilient support in a lighter and more accessible mattress than natural latex.
• Open cell structure: air and moisture flow freely - ideal for hot sleepers
• Springs back immediately after load, no 'being stuck' feeling like with memory foam
• The Tuur® Pure Mattress is made from certified cold foam (OEKO-TEX®)