New
  • Cooling v-neck pajama t-shirt men || Cool grey
  • Cooling v-neck pajama t-shirt men || Cool grey
  • Cooling v-neck pajama t-shirt men || Cool grey
  • Cooling v-neck pajama t-shirt men || Cool grey
  • Cooling v-neck pajama t-shirt men || Cool grey
  • Cooling v-neck pajama t-shirt men || Cool grey
  • cooling pajama t-shirt v-neck || Coastal blue
  • cooling pajama t-shirt v-neck || Coastal blue
  • cooling pajama t-shirt v-neck || Coastal blue
  • cooling pajama t-shirt v-neck || Coastal blue
  • cooling t-shirt v-neck || Navy blue
  • cooling t-shirt v-neck || Navy blue
  • cooling t-shirt v-neck || Navy blue
  • cooling t-shirt v-neck || Navy blue

NATTCOOL™ SLEEP TECH

V-neck t-shirt

V-neck t-shirt

$99.00 USD
$0.00 USD $99.00 USD

$0.27 a night

Sale Sold out
product features stay cool all night
product features no night sweats
product features silky smooth on the skin
Color: Cool grey
Size
product features stay cool all night
product features no night sweats
product features silky smooth on the skin

Designed for ultimate coolness even as the temperatur rises.

The sleep benefits

Too hot to sleep? This cooling sleep t-shirt will let you sleep cool and sound.

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

“Sleep, temperature and comfort are functionally linked. For a good night you need feel comfortable warm, not cold, nor hot. Dagsmejan Sleepwear implements two basic principle for a good night of sleep in one product: It helps you maintain the right temperature through the night and it fabric feels so comfortable that it is a
true pleasure and reward to wear.” — Dr.  Roy Raymann, Sleep Neuroscientist and Ambulatory (Sleep) Technology expert, holding a PhD in Sleep &Thermoregulation

Testing protocol: Flat testing | Torso testing | Real-life wear testing

Testing institutes: EMPA |Testex

Product details & care

Details 

  • NATTCOOL™ fabric: 93% lyocell and 7% 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 cooling sleep t-shirt 

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 t-shirt 
  • 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 Asia
  • Sleep technology: Switzerland
  • Knitting and dyeing of the fabric: Portugal & Austria
  • Garment making: Romania
  • Certification: FSC

Read more about Stay Cool

Fit & size

Fit:

  • Semi-fitted
  • Chest width (M): 104 cm (41″) +/- 6 cm (2.4″) per size
  • Body length (M): 73 cm (28.7") +/- 1 cm (0.4″) per size

Model information:

  • Xavier is 190cm (6’ 3”) and wears size M

    • 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, CH and the EU.

    Free delivery for all orders above 150 USD.

    Free gift packaging for all orders above 80USD, simply select the "Dagsmejan premium box" at checkout.

    View full details

    • The coolest sleep comfort

      The coolest sleep comfort

      The coolest sleep comfort

      Stay cool all night, every night with Dagsmejan's cooling pajamas for men.

      - 8x more breathable than cotton 
      - Dries in 1/3 of the time of cotton
      - Releases water vapour 60% better than cotton

      Read more Stay Cool

    • NATTCOOL™ Technology

      NATTCOOL™ Technology

      NATTCOOL™ Technology

      This fabric cools you down and keeps you dry through moisture evaporation and transport. With great moisture management and temperature regulating properties compared to other fibres such as cotton, bamboo and synthetic fabrics. No more night sweats with the best men's cooling pajamas!

      Read more on technology

    • Cooling eucalyptus

      Cooling eucalyptus

      Cooling eucalyptus

      NATTCOOL™ fabric is based on Eucalyptus. Eucalyptus is nature's 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 on NATTCOOL™

    • Recommended by sleep experts

      Recommended by sleep experts

      Recommended by sleep 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 experts

    • The coolest sleep comfort

      Stay cool all night, every night with Dagsmejan's cooling pajamas for men.

      - 8x more breathable than cotton 
      - Dries in 1/3 of the time of cotton
      - Releases water vapour 60% better than cotton

      Read more Stay Cool

    • NATTCOOL™ Technology

      This fabric cools you down and keeps you dry through moisture evaporation and transport. With great moisture management and temperature regulating properties compared to other fibres such as cotton, bamboo and synthetic fabrics. No more night sweats with the best men's cooling pajamas!

      Read more on technology

    • Cooling eucalyptus

      NATTCOOL™ fabric is based on Eucalyptus. Eucalyptus is nature's 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 on NATTCOOL™

    • Recommended by sleep 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 experts