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  • Merino Nightgown || VELVET BERRY
  • Merino Nightgown || VELVET BERRY
  • Merino Nightgown || VELVET BERRY
  • Merino Nightgown || VELVET BERRY
  • Merino Nightgown || VELVET BERRY
  • Merino nightgown || Dark grey melange
  • Merino nightgown || Dark grey melange
  • Merino nightgown || Dark grey melange
  • Merino nightgown || Dark grey melange
  • Merino nightgown || Winter night melange
  • Merino nightgown || Winter night melange
  • Merino nightgown || Winter night melange
  • Merino nightgown || Winter night melange
  • Merino nightgown || Winter night melange
  • Merino nightgown || Deep burgundy
  • Merino nightgown || Deep burgundy
  • Merino nightgown || Deep burgundy
  • Merino nightgown || Deep burgundy
  • Merino nightgown || Deep burgundy

NATTWARM™ SLEEP TECH

Night dress long

Night dress long

4.9
Rated 4.9 out of 5 stars
235 Reviews
$189.90
$0.00 $189.90

$0.52 a night

Sale Sold out
product features 4x more breathable
product features 2x softer
product features 50% lighter warmth
Color: Velvet berry
Size
product features 4x more breathable
product features 2x softer
product features 50% lighter warmth

Wrap yourself up in the ultimate warmth with this luxurious merino nightdress.

The sleep benefits

Cold at night? Stay cozy warm all night for the ideal sleep with this warm nightgown.

  • The same warmth as other fabrics 50% heavier
  • Lightweight warmth: 4x more breathable than cotton
  • Superior moisture transport absorbing and holding twice as much moisture as cotton

"Dagsmejan offers a luxurious sleepwear experience that prioritizes comfort and quality- exactly what you need for sleep. The fabric is soft and very breathable with moisture-wicking properties so important for women having hormonal fluctuations.  I wear tops and bottoms that work well for sleeping and transitioning to comfy loungewear for a lazy Saturday morning. It's a five-star experience!" — Dr. Wells, Sleep and obesity medicine physician and founder of Super Sleep MD. 

Product details & care

Details

  • NATTWARM™ fabric: 38% wool, 56% lyocell and 6% elastane/ lycra
  • 100% traceable, mulesing-free NATIVA™ merino wool
  • Flat ergonomic seams and slightly front placed side seams mean that you have a minimum of friction at night
  • Tagless design, all care instructions are printed in the stay warm nightgown

Care

  • Wash your merino nightgown in up to 30 degrees Celsius. Do not tumble dry. Do not bleach
  • You can also find the care instructions printed on the inside of your stay warm nightdress
  • Learn to care for super-fine natural fibres in our care guide

Natural & sustainable

NATTWARM™ fabric is made of a blend of nature’s
performance fibres, that give you the ultimate breathable, warm night dress. Eucalyptus fibres for breathable softness. Luxury merino wool
for comfort and warmth. We use NATIVA™ 100% traceable, mulesing-free merino wool from certified farms in Uruguay. 

  • Merino wool: Uruguay
  • Eucalyptus fibres: Europe and Asia
  • Sleep technology: Switzerland
  • Spinning of the yarn: Austria
  • Knitting and dyeing of the fabric: Lithuania
  • Garment making: Lithuania

Read more about Stay Warm

Fit & size

Fit:

  • Semi-fitted
  • Chest width (S): 98 cm (3' 3″) +/- 6 cm (2.4″) per size
  • Body length (S): 137 cm (4' 6″) +/- 1 cm (0.4″) per size

Model information:

  • Margarita is 177cm (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 merino pajamas women

    • Breathable, featherlight warmth

      Breathable, featherlight warmth

      Breathable, featherlight warmth

      Discover what the softest, most comfortable merino pajamas for women can do for your sleep comfort, keeping you comfortably warm without overheating. 

      - 50% lighter warmth than other thermal sleepwear
      - 4x more breathable than cotton
      - 2x softer than cotton

      Read more

    • NATTWARM™ Technology

      NATTWARM™ Technology

      NATTWARM™ Technology

      NATTWARM™ fabric has been engineered to offer ultra light warmth. Tested against fabrics such as cotton, bamboo, and synthetics, NATTWARM™ is more warming than textiles up to 50% heavier making it ideal as merino wool sleepwear for women.

      Read more

    • Luxurious blend of merino wool and eucalyptus

      Luxurious blend of merino wool and eucalyptus

      Luxurious blend of merino wool and eucalyptus

      NATTWARM™ fabric is made of a blend of performance fibres; eucalyptus fibres for breathable softness and luxury merino wool for comfort and warmth. We use NATIVA™ 100% traceable, mulesing-free merino wool from certified farms in Uruguay. 

      Read more

    • Recommended by sleep experts

      Recommended by sleep experts

      Recommended by sleep experts

      "Body temperature and sleep are inseparably linked, the right temperature is essential for good sleep. Dagsmejan’s sleepwear support the nightly changes in body temperature and thereby naturally improve sleep."

      - Dr. Christine Blume, Sleep Researcher

      Read more

    • Breathable, featherlight warmth

      Discover what the softest, most comfortable merino pajamas for women can do for your sleep comfort, keeping you comfortably warm without overheating. 

      - 50% lighter warmth than other thermal sleepwear
      - 4x more breathable than cotton
      - 2x softer than cotton

      Read more

    • NATTWARM™ Technology

      NATTWARM™ fabric has been engineered to offer ultra light warmth. Tested against fabrics such as cotton, bamboo, and synthetics, NATTWARM™ is more warming than textiles up to 50% heavier making it ideal as merino wool sleepwear for women.

      Read more

    • Luxurious blend of merino wool and eucalyptus

      NATTWARM™ fabric is made of a blend of performance fibres; eucalyptus fibres for breathable softness and luxury merino wool for comfort and warmth. We use NATIVA™ 100% traceable, mulesing-free merino wool from certified farms in Uruguay. 

      Read more

    • Recommended by sleep experts

      "Body temperature and sleep are inseparably linked, the right temperature is essential for good sleep. Dagsmejan’s sleepwear support the nightly changes in body temperature and thereby naturally improve sleep."

      - Dr. Christine Blume, Sleep Researcher

      Read more

    4.9
    Rated 4.9 out of 5 stars
    Based on 235 reviews
    Total 5 star reviews: 220 Total 4 star reviews: 10 Total 3 star reviews: 4 Total 2 star reviews: 0 Total 1 star reviews: 1
    98%would recommend this product
    Sleep comfort with Dagsmejan?Rated 4.9 on a scale of 1 to 5
    Helps to regulate temperature and moisture?Rated 4.8 on a scale of 1 to 5
    How is the sizing?Rated -0.1 on a scale of minus 2 to 2
    Write a Review (Opens in a new window)
    235 reviews
    • DM
      Dawn M.
      Flag of United States
      Verified Buyer
      Reviewing
      Night dress long — NATTWARM™
      I recommend this product
      My sleep type I'm sometimes warm and sometimes cold
      Rated 5 out of 5 stars
      1 week ago
      Feminine

      Love the length and warmth

      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?
    • BI
      Brit I.
      Flag of Germany
      Verified Buyer
      Reviewing
      Night dress long — NATTWARM™
      I recommend this product
      My sleep type I'm sometimes warm and sometimes cold
      Rated 5 out of 5 stars
      5 months ago
      Review of Night Dress Lang

      am very happy with both the color and the cut and feel completely wrapped up in this nightgown.

      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?
    • BS
      Barbara S.
      Flag of Germany
      Verified Buyer
      Reviewing
      Night dress long — NATTWARM™
      I recommend this product
      My sleep type I'm sometimes warm and sometimes cold
      Rated 5 out of 5 stars
      6 months ago
      Good quality a bit expensive

      Very comfortable material, super comfortable to sleep in. I often use the thumb loops to help me fall asleep. This is already my second nightgown. I had to wait a long time for the red color. Unfortunately, the price is a bit high.

      Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5
      Helps to regulate temperature and moisture?Rated 4.0 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?
    • UH
      Ursula H.
      Flag of Switzerland
      Verified Buyer
      Reviewing
      Night dress long — NATTWARM™
      I recommend this product
      My sleep type I'm often cold
      Rated 5 out of 5 stars
      6 months ago
      Pleasant

      Finally a nightdress that is long enough, even the sleeve length is right

      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?
    • MK
      Monika K.
      Flag of Switzerland
      Verified Buyer
      Reviewing
      Night dress long — NATTWARM™
      I recommend this product
      My sleep type I'm sometimes warm and sometimes cold
      Rated 5 out of 5 stars
      6 months ago
      Very good

      Very good

      Sleep comfort with Dagsmejan?Rated 4.0 on a scale of 1 to 5
      Helps to regulate temperature and moisture?Rated 4.0 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?

    FAQ's

    What is a warm nightgown?
    A warm nightgown is a cozy sleep dress designed to retain heat and keep you comfortable during colder nights. Dagsmejan’s warm nightgowns use ultra-fine merino wool for natural insulation without overheating.

    Are there good options for winter nightgowns that aren’t bulky?
    Yes! The Dagsmejan Stay Warm Sleep Dress offers lightweight warmth with a sleek, breathable design—perfect for winter without the bulk of traditional flannel or fleece.

    What makes a winter night dress different from regular sleepwear?
    A winter night dress is made with insulating fabrics like merino wool to regulate your body temperature and help you stay warm and dry throughout the night, especially during colder months.

    Is this a wool nightgown?
    Yes, the Stay Warm Sleep Dress is crafted from a blend of ultra-fine merino wool and TENCEL™. This combination delivers warmth, moisture control, and a soft, itch-free feel.

    Why choose a warm night gown over pajamas?
    A warm night gown offers full coverage and freedom of movement while still keeping your body warm—ideal for those who prefer a looser, dress-style alternative to
    pants-based pajamas.

    Are there stylish winter night gowns available?Absolutely. Dagsmejan’s winter night gown combines modern design with Swiss textile technology, offering a stylish silhouette with high-performance thermal comfort.

    Is this a good night gown for winter travel or colder climates?
    Yes, it’s a great option for travel and winter stays. It’s lightweight, warm, and easy to pack, making it perfect for chilly hotel rooms or mountain cabin getaways.

    Where can I buy warm nightgowns online in the USA?You can purchase premium warm nightgowns like the Dagsmejan Stay Warm Sleep Dress directly from
    dagsmejan.com, with fast and reliable shipping across the USA.