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NATTCOOL™ SLEEP TECH

Long sleeve top

Long sleeve top

4.8
Rated 4.8 out of 5 stars
4,047 Reviews
$99.90
$99.90 $99.90

$0.27 a night

8x more breathable
3x faster dry
2x softer
Color: Rainforest
Size
8x more breathable
3x faster dry
2x softer
Size guide

Enjoy smooth, featherlight sleeping comfort with this cooling pajamas top.

The sleep benefits

A hot sleeper? Then this is the cooling sleep aid you have been looking for. This long sleeve cooling pajama top is:

  • 8x more breathable than cotton
  • Dries in 1/3 of the time
  • 2x softer than cotton

Stay cool all night, all year around with the stay cool collection.

Product details & care

Details

  • NATTCOOL™ fabric: 92% Microlyocell from eucalyptus and 8% Elastane/ Lycra
  • No friction at night with flat ergonomic seams and slightly front placed side seams 
  • No tags, no irritation. All care instructions are printed on the inside of the long sleeve cooling pajamas top

Care

  • Wash up to 40 degrees Celsius. Do not tumble dry. Do not bleach. Do not dry clean
  • Care instructions can be found on the inside of the cooling pajamas top
  • Find out more about caring for super-fine natural fibres in our care guide

Natural & sustainable

NATTCOOL™ is made from eucalyptus trees and other botanic fibres. The fibres are derived from sustainably managed plantations as well as natural forests. We work with one of the most sustainably and ethical producers of fibres, Lenzing. The eucalyptus fibres used require 20 times less water than cotton does and up to 5 times less farmland.

  • Eucalyptus fibres: Europe and Africa
  • Sleep technology: Switzerland
  • Knitting and dyeing of the fabric: Switzerland, Italy & Austria
  • Garment making: Romania

Read more about Stay Cool

Fit & size

Fit:

  • Semi-fitted
  • Chest width (S): 90 cm (2′ 11″), +/- 3 cm (1.8″) per size
  • Body length (S): 74 cm (2′ 5″), +/- 1 cm (0.4″) per size

Model information:

  • Naomy is 176cm tall (5′ 9″) and wears size S
  • Paula in Rainforest is 176cm (5′ 9″) and wears size S

Free returns & comfort guarantee

Sleep in your Dagsmejan sleepwear for up to 14 days, if you don't love it return it for a full refund. Free returns from the US, the UK and the EU.

Free delivery for all orders above 150 USD.

View full details

Sleep better with women's cooling pajamas

  • The coolest sleep comfort

    The coolest sleep comfort

    The coolest sleep comfort

    Stay cool all night with our cooling women's pajamas —Softer than silk, cooler than linen and better moisture management than cotton.

    - 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 about Stay Cool

  • NATTCOOL™ Technology

    NATTCOOL™ Technology

    NATTCOOL™ Technology

    Cool down and stay dry through moisture evaporation & transport. With exceptional moisture management and temperature regulating properties compared to other fibres such as cotton, bamboo and synthetic fabrics. No more night sweats with the best women's cooling pajamas!

    Read more

  • Cooling eucalyptus

    Cooling eucalyptus

    Cooling eucalyptus

    NATTCOOL™ fabric is based on Eucalyptus — an environmentally friendly high tech fibre. Requiring up to 20x less water and 5x less farm land than cotton. Sleep easy knowing that these super soft eucalyptus pajamas don't contribute to an adverse impact on the environment.

    Read more about eucalyptus

  • Developed with our experts

    Developed with our experts

    Developed with our experts

    "Thermoregulation is key for good sleep. To fall asleep and enjoy a deep, restorative sleep we need our body temperature to drop. I recommend Dagsmejan; their pajamas help us to cool down or warm up depending on our needs to sleep deeper for longer."

    — Dr. Lutz Graumann

    Read more

  • The coolest sleep comfort

    Stay cool all night with our cooling women's pajamas —Softer than silk, cooler than linen and better moisture management than cotton.

    - 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 about Stay Cool

  • NATTCOOL™ Technology

    Cool down and stay dry through moisture evaporation & transport. With exceptional moisture management and temperature regulating properties compared to other fibres such as cotton, bamboo and synthetic fabrics. No more night sweats with the best women's cooling pajamas!

    Read more

  • Cooling eucalyptus

    NATTCOOL™ fabric is based on Eucalyptus — an environmentally friendly high tech fibre. Requiring up to 20x less water and 5x less farm land than cotton. Sleep easy knowing that these super soft eucalyptus pajamas don't contribute to an adverse impact on the environment.

    Read more about eucalyptus

  • Developed with our experts

    "Thermoregulation is key for good sleep. To fall asleep and enjoy a deep, restorative sleep we need our body temperature to drop. I recommend Dagsmejan; their pajamas help us to cool down or warm up depending on our needs to sleep deeper for longer."

    — Dr. Lutz Graumann

    Read more

4.8
Rated 4.8 out of 5 stars
Based on 4,047 reviews
Total 5 star reviews: 3.5k Total 4 star reviews: 455 Total 3 star reviews: 96 Total 2 star reviews: 18 Total 1 star reviews: 20
97%would recommend these products
Sleep comfort with Dagsmejan?Rated 4.8 on a scale of 1 to 5
Helps to regulate temperature and moisture?Rated 4.7 on a scale of 1 to 5
How is the sizing?Rated 0.1 on a scale of minus 2 to 2
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4,047 reviews
  • SD
    Sheila D.
    Flag of United States
    Verified Buyer
    Sleepshirt — NATTCOOL™
    Reviewing
    Sleepshirt — NATTCOOL™
    I recommend this product
    My sleep type I'm sometimes warm and sometimes cold
    Rated 5 out of 5 stars
    51 minutes ago
    So comfy!!

    I love the sleep shirt! Material is buttery soft and fit is great! Will definitely be buying more!

    Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5
    Helps to regulate temperature and moisture?Rated 5.0 on a scale of 1 to 5
    How is the sizing?Rated 0.0 on a scale of minus 2 to 2
    Was this helpful?
  • CR
    Chantal R.
    Flag of Canada
    Verified Buyer
    T-shirt — NATTCOOL™
    Reviewing
    T-shirt — NATTCOOL™
    I recommend this product
    My sleep type I'm often warm and sometimes sweat
    Rated 5 out of 5 stars
    1 week ago
    Sommer perfect

    Just the best, next to sleeping with no pyjamas!

    Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5
    Helps to regulate temperature and moisture?Rated 5.0 on a scale of 1 to 5
    How is the sizing?Rated 0.0 on a scale of minus 2 to 2
    Was this helpful?
  • EW
    Elizabeth W.
    Verified Buyer
    Slip top cross strap — NATTCOOL™
    Reviewing
    Slip top cross strap — NATTCOOL™
    I recommend this product
    Rated 5 out of 5 stars
    1 month ago
    Light, fun, and cool!

    This is a perfect pajama top for the summer! It feels great against your skin and is really cute. Big fan!

    Was this helpful?
  • JT
    Jan T.
    Flag of United States
    Verified Buyer
    Wide pants — NATTCOOL™
    Reviewing
    Wide pants — NATTCOOL™
    I recommend this product
    My sleep type I'm sometimes warm and sometimes cold
    Rated 5 out of 5 stars
    1 month ago
    Summer lounge pants

    Cool, comfortable, durable. Also double as summer lounge pants

    Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5
    Helps to regulate temperature and moisture?Rated 5.0 on a scale of 1 to 5
    How is the sizing?Rated 0.0 on a scale of minus 2 to 2
    Was this helpful?
  • KJ
    Katie J.
    Flag of United Kingdom
    Verified Reviewer
    Sleepshirt — NATTCOOL™
    Reviewing
    Sleepshirt — NATTCOOL™
    I recommend this product
    My sleep type I'm often warm and sometimes sweat
    Rated 4 out of 5 stars
    2 months ago
    helps stay cool

    I really like these night dresses for the summer months. I get night sweats and these really help. Would say is lightly on the short side. Very comfortable though.

    Sleep comfort with Dagsmejan?Rated 4.0 on a scale of 1 to 5
    Helps to regulate temperature and moisture?Rated 5.0 on a scale of 1 to 5
    How is the sizing?Rated 0.0 on a scale of minus 2 to 2
    Was this helpful?
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