Skip to content
Close Popup

Size Guide

Worried about finding the right size? Check out our size guide below for more information. If you have any questions just let us know and we will guide you to the right fit. You can contact us at info@dagsmejan.com and if you like we will call you up to talk you through the process. If our sleepwear doesn't fit perfectly once you receive it you can always swap it for another size. 
Women
Men
CM
INCH
SIZE XS S M L XL 2XL
EU 34 36 38-40 42-44 46-48 50-52
Chest 78-84 85-91 92-98 99-105 106-114 115-121
Waist 61-67 68-74 75-81 82-88 89-97 98-107
Hip 85-91 92-98 99-105 106-112 113-121 122-128
Inseam 80 80 80 81 81 81
SIZE XS S M L XL 2XL
UK 6 8 10-12 14-16 18 20
US 2 4 6-8 10-12 14-16 18
Chest 30-33 33-35 36-38 38-41 41-44 45-47
Waist 24-26 26-29 29-31 32-34 35-38 38-42
Hip 33-35 36-38 38-41 41-44 44-47 48-50
Inseam 31.5 31.5 31.5 31.9 31.9 31.9
CM
INCH
SIZE S M L XL 2XL
EU 46 48-50 52 54-56 58
Chest 89-95 96-101 102-107 108-114 115-121
Waist 76-81 82-86 87-92 93-98 99-104
Hip 90-95 96-101 102-107 108-113 114-119
Inseam 80 81 82 83 84
SIZE S M L XL 2XL
UK 36 38-40 42 44-46 48
US 26 38-40 42 44-46 48
Chest 35-37 37-39 40-42 42-44 45-47
Waist 29-31 32-33 34-36 36-38 38-40
Hip 35-37 37-39 40-42 42-44 44-46
Inseam 31.5 31.9 32.2 32.6 33

SLEEP T-SHIRT WOMEN

NATTCOOL™ SLEEP TECH
$79.90 USD

Same as $0.21 USD a night for 365 nights

Rated 4.8 out of 5
342 Reviews

Stay cool and comfortable even as the temperature rises with this wiomen's cooling pajamas t-shirt. 8x more breathable than cotton the super smooth NATTCOOL™ fabric cools you down with evaporative cooling and keeps you dry with exceptional moisture wicking abilities.

Icon One Icon Two Icon Three Icon Four
Color: Sage
Size:
Size Guide Ruler
  • Superior moisture transport, dries in 1/3 of the time of cotton.
  • Women's cooling pajamas t-shirt, 8x more breathable than cotton
  • 2x softer than cotton
  • Flat ergonomic seams and tagless design makes this the most comfortable cooling pjs for women
  • NATTCOOL™ fabric: 92% Microlyocell from eucalyptus and 8% Elastane

Wash your cooling sleepwear in up to 40 degrees Celsius. Do not tumble dry. Do not bleach. 

Sizing: The model is 180 cm tall (5′ 11″) and wears size S

• Width chest (S): 82cm (32.3″) +/- 6cm (2.4″) per size
• Length back (S): 66cm (26″) +/- 1cm (0.4″) per size

sleep better with cooling sleepwear

The coolest sleep comfort

Light, breathable cooling pajamas

Stay cool all night with Dagsmejan's cooling pajamas for women —Softer than silk, cooler than linen and better moisture management than cotton. Never worry about overheating or night sweats even as the temperature rises, with this featherlight cooling nightwear you always keep the best temperature for sleep. That’s the cooling power of NATTCOOL™:

8x more breathable than cotton 

- Quick drying —dries in 1/3 of the time of cotton

- Releases water vapour 60% better than cotton

READ MORE

NATTCOOL™ TECHNOLOGY

THE ULTIMATE women's cooling pajamas

More than just a moisture wicking pajamas— NATTCOOL™ fabric has been specially engineered to cool you down through gradual moisture evaporation and to keep you dry through exceptional moisture transport. NATTCOOL™ has shown exceptional moisture management and temperature regulating properties compared to other natural fibres such as cotton and bamboo as well as synthetic fabrics. So you don't need to worry about night sweats even when the temperature rises. That's what makes it the best cooling pajamas for women!

READ MORE

Cooling eucalyptus for a better sleep

Sustainably and ethically made in Europe

NATTCOOL™ fabric is based on Microlyocell a natural micro fibre from Eucalyptus. Microlyocell truly is nature's high tech fibre; it's cooler than linen, it’s better than cotton at moisture management and even softer than silk.  It’s also a fibre that is exceptionally environmentally friendly, so you can sleep easy knowing that this super soft eucalyptus pajamas also don't contribute to an adverse impact on the environment.

Find out more about the journey from fibre to sleep. 

READ MORE

DEVELOPED WITH OUR EXPERTS

RESEARCH BASED, SCIENTIFICALLY PROVEN

"Thermoregulation is key for a good night's sleep. To fall asleep and to enjoy a deep, restorative sleep we need for our core body temperature to drop. That is why I recommend sleepwear by Dagsmejan; they help us to cool down or warm up depending on our needs so that we can sleep deeper for longer."

Lutz Graumann, Phd & specialist in sports medicine, nutrition and chirotherapy

READ MORE

Sleep comfort guarantee

sleep in it, love it or return it

Sleep in your Dagsmejan cooling sleepwear for up to 2 weeks, if you don’t love it you can return it for a full refund. A good night’s sleep is risk-free with Dagsmejan.

Product Reviews
average rating 4.8 out of 5
Based on 342 reviews
  • 5 Stars
    286 Reviews
  • 4 Stars
    41 Reviews
  • 3 Stars
    11 Reviews
  • 2 Stars
    2 Reviews
  • 1 Star
    2 Reviews
97% of reviewers would recommend this product to a friend
Sleep comfort with Dagsmejan?
Rated 4 out of 5
Helps to regulate temperature and moisture?
Rated 4 out of 5
How is the sizing?
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs small, 0 is True to size and 2 is Runs large
342 Reviews
Reviewed by Vicky H., from United Kingdom
Verified Buyer
I recommend this product
My sleep type
I'm sometimes warm and sometimes cold
Age Range
45 - 54
Why did you buy Dagsmejan?
  • sleep better
Rated 5 out of 5
Review posted

Super silky

Looks lovely and feel even better

Loading...
Sleep comfort with Dagsmejan?
Rated 5 out of 5
Helps to regulate temperature and moisture?
Rated 5 out of 5
How is the sizing?
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs small, 0 is True to size and 2 is Runs large
Was this helpful?
Reviewed by Liane B., from Germany
Verified Buyer
I recommend this product
My sleep type
I'm sometimes warm and sometimes cold
Why did you buy Dagsmejan?
  • temperature regulation
  • design
Rated 5 out of 5
Review posted

Just feels amazing - feeling not too hot and not too cold and looking good

Just feels amazing -

You do not feel to hot and not to cold and you are looking good in it, so no-one would even know you wear pajamas.

Loading...
Sleep comfort with Dagsmejan?
Rated 5 out of 5
Helps to regulate temperature and moisture?
Rated 5 out of 5
How is the sizing?
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs small, 0 is True to size and 2 is Runs large
Was this helpful?
Reviewed by Martina G., from Germany
Verified Buyer
I recommend this product
My sleep type
I'm often warm and sometimes sweat
Why did you buy Dagsmejan?
  • sleep better
  • sustainable production
  • moisture management
Rated 5 out of 5
Review posted

Sleep again at last

Wonderful, not too warm, not too cold and in top shape even after washing

Loading...
Sleep comfort with Dagsmejan?
Rated 5 out of 5
Helps to regulate temperature and moisture?
Rated 5 out of 5
How is the sizing?
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs small, 0 is True to size and 2 is Runs large
Was this helpful?
Reviewed by Lorna T., from United Kingdom
Verified Buyer
I recommend this product
My sleep type
I'm sometimes warm and sometimes cold
Age Range
55 - 64
Why did you buy Dagsmejan?
  • other
Rated 5 out of 5
Review posted

Slinky, comfy and cool!

The fabric flows and feels great. An unencumbered night.

Loading...
Sleep comfort with Dagsmejan?
Rated 5 out of 5
Helps to regulate temperature and moisture?
Rated 5 out of 5
How is the sizing?
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs small, 0 is True to size and 2 is Runs large
Was this helpful?
Reviewed by Lorna T., from United Kingdom
Verified Buyer
I recommend this product
My sleep type
I'm sometimes warm and sometimes cold
Age Range
55 - 64
Why did you buy Dagsmejan?
  • other
Rated 5 out of 5
Review posted

Slinky, comfy and cool!

Great "flow" and feel to the fabric, an unencumbered and cool night's sleep

Loading...
Sleep comfort with Dagsmejan?
Rated 5 out of 5
Helps to regulate temperature and moisture?
Rated 5 out of 5
How is the sizing?
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs small, 0 is True to size and 2 is Runs large
Was this helpful?

Product FAQ

How long does the benefits of the Stay cool sleepwear last?

The benefits of the Stay cool sleepwear are permanent and won’t wash away. So you can sleep easy not only tonight but for many more nights to come with your summer pajamas.

How have the benefits of Dagsmejan cooling sleepwear been confirmed in testing?

Independent testing has proven the unique benefits of NATTCOOL™ fabric, this include flat testing and torso testing by EMPA, a Swiss federal institution for innovation in materials & science.

What natural fibres do you use in your cooling sleepwear?

NATTCOOL™ fabric: 92% Microlyocell from eucalyptus and 8% Elastane

How can wash and care for my cooling pajamas?

Wash your cooling nightwear in up to 40 degrees Celsius. Do not tumble dry. Do not bleach. Do not dry clean.

You can also find the care instructions printed on the inside of your garment.

How can I find the right size for me?

Check out our size guide and if you have any questions you can always contact us at info@dagsmejan.com