CoolSleep

the most efficient
mattress cooler

icoon - slaap beter & dieper - grey

CoolSleep

fall asleep deeper en faster

icoon - past op elk matras - grey

CoolSleep

two temperatures one bed

icoon comfort grey

CoolSleep

is sustainable vs. A/C unit

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CoolSleep mattress cooler

Efficient mattress cooler (12°C – 48°C) designed for hot sleepers to fall asleep faster and stay refreshed all night.

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Electric footwarmer

Wireless foot warmer with rechargeable battery

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Heating Sheepskin throw

Wireless infrared heated blanket  with three settings and magnetic charger.

hot Sleepers

I often find it too warm in bed.

different temperatures partner

I want cold, my partner wants warm

biohacking better sleep

I seek to optimize the environment and biology to achieve deeper rest.

sleep disorders due to overheating

My condition causes me to feel exhausted whenever my body temperature rises too high at night.

alternatives to air conditioning for cooling the bedroom

I am looking for air conditioning alternative for sleeping room

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The Mattress cooler that keeps you fresh on warm nights

It makes you look forward to go to bed

CoolSleep is a smart water cooled system that precisely regulates the temperature of your mattress between 12°C and 48°C. It is highly effective yet whisper quiet. The comfy and user-friendly design with cooling mesh mattress pad fits perfectly on any bed.

The mattress cooler keeps you sleeping deeper, with proven results

CoolSleep shows you're sleeping better

CoolSleep helps you fall asleep more easily on warm nights, after exercise, and during times of stress. The ideal sleeping environment is different for everyone. With CoolSleep, you can set the temperature in bed to perfectly suit your body and your sleeping needs. For most people, the optimal sleeping temperature is around 18 to 19 degrees Celsius,We recommend using a sleeping app to monitor your improvements on sleep quality.

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Logo Koze Pay-off Light

CoolSleep Mattress Cooler: Prevent Night Sweats

Finally, Sleep faster and uninterrupted

No more worrying about waking up in the middle of the night soaked in sweat. Keep your mattress clean and dry, and set the sleeping temperature in your bed to a level that’s comfortable for you. By regulating the temperature, the humidity in your bed also stays at an ideal level. Every morning, your bed will be fresh and clean, so you wake up full of energy.

Would you like to learn more about the benefits of cool sleeping as proven by scientific studies?

Real voices:

Here's what our community says after more than 6 months of using CoolSleep

"Top product This mattress has helped me a lot with warmth in winter and coolness in summer. And that has given me a much better sleep pattern. I wouldn't want to be without it.😊👍"

Anneke

"Better nights with the mattress cooler Last year, I bought the mattress cooler. I'm someone who gets hot quickly at night (very quickly) and it gets incredibly hot in my house in the summer. The mattress cooler is a real godsend. Even my Whoop shows that I sleep and recover better when I sleep with the mattress cooler. Easy to use and reasonably quiet. Highly recommended!"

Nikita

"I've had the KOZ-E Sleep mattress topper for 9 months now and I'm really happy with it. What an improvement! No more suffering from the heat at night; it keeps the temperature just right. I can recommend it to everyone."

Mark

221239 (1)

Compact and effortless ,fits every bed

A soft cooling pad to stay comfortable all night

We've got you covered. Whether you've got a single mattress, a small double, or a king-size bed, our cooling mattress toppers are 90cm width. With CoolSleep, you'll sleep cool and comfy no matter what size bed you've got.

Would you like to learn more about KOZ-E CoolSleep benefits?

Key Features

  • Our high-performance water-cooling system removes excess body heat.
  • Ultra-quiet for an undisturbed night's sleep.
  • Comfortable soft pad
  • Pre-assembled long straps that fit every mattress
  • Large water tank with low water alert
  • Long lasting design
  • Can also be used in winter: it also heats during cold nights

KOZ-E

CoolSleep by KOZ-E

Benefits for you

What does a sleep expert say?

"As a sleep researcher I know that being too hot or too cold is one of the main issues for people to sleep well. Especially sleep onset latency is negatively affected; it takes longer to fall asleep if it is warm or cold in bed. That’s why in 2023 I’ve tested the KOZ-E sleep. We see that the product performs well from a functional point of view; both cooling and warming works well and is comfortable. It can help you fall asleep more easy and better during a heatwave or a cold winter."

Geert

GEERT DOORLAG
GEERT DOORSLAG

Sleep researcher Koningklijke, Auping

Geert Doorlag is researcher at Royal Auping and focuses on two strategic topics: sleep and sustainability. Trained at the Technical University of Delft as an Industrial Designer (MSc 2008), he has been working at Auping since 2009, first as a product developer, then as a test and validation engineer and in recent years as a researcher.

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Are you ready for CoolSleep nights?

Try it out and see how it affects your deep sleep:

  • Try risk free for 30 nights
  • 3 years warranty
  • Dutch company
  • Fast delivery

CoolSleep mattress cooler

735.00

Efficient mattress cooler (12°C – 48°C) designed for hot sleepers to fall asleep faster and stay refreshed all night.

the power of CoolSleep