Hot & cold at night?
NATTWELL™ SLEEP TECH
Sleepshirt
Sleepshirt
$0.38 a night
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Fits like your favorite tee, just longer. This sleepshirt provides incredible softness and breathability for supreme night comfort and relaxed lounging.
The sleep benefits
The sleep benefits
Keep the ideal temperature for sleep and wake up truly refreshed. Prepare for ultimate sleep comfort all night long with this most comfortable nightdress. Perfect for relaxed lounging and deep sleep.
- Exceptional temperature regulation, 8x more breathable than cotton
- Dual moisture management, cooling you down with evaporative cooling and keeping you dry with moisture wicking magic
- 2x softer than cotton
"Dagsmejan has created thermoregulating sleepwear that regulates your body temperature, looks great, and is super comfortable. I love wearing them because they really do keep your body temperature balanced and they're made sustainably, which is important to mewhen selecting products. Highly recommended." –Dr. Nishi Bhopal, Integrative Psychiatrist and Sleep Specialist
Product details & care
Product details & care
Details
- NATTWELL™ fabric: 95% micro modal and 5 % elastane/ lycra
- 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 on the inside of the breathable nightgown
Care
- Wash up to 40 degrees Celsius. Do not tumble dry. Do not bleach. Do not dry clean
- Care instructions are printed on the inside of the sleepshirt
- Learn to care for super-fine natural fibres in our care guide
Natural & sustainable
Natural & sustainable
This super comfortable nightgown gets it's softness from beechwood. The beechwood fibres are sourced from sustainably grown forests in Austria and neighboring countries. They are not only carbon-neutral but also requires less land per tonne than cotton fibres and 10-20x less water.
- Beechwood fibres: Austria & neighboring countries
- Sleep technology: Switzerland
- Yarn spinning: Austria
- Knitting and dyeing of the fabric: Germany & Austria
- Garment making: Portugal & Romania
Fit & size
Fit & size
Fit:
- Loose fit, like your favorite tee just longer
- Chest width (S): 90 cm (2' 11") +/- 6 cm (2.4″) per size
- Body length (S): 88 cm (2' 10″) +/- 2 cm (0.8″) per size
Model information:
Free returns & comfort guarantee
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.



































Size Guide

SIZE | XS | S | M | L | XL | 2XL |
EU/DE/CH | 34-36 | 36-38 | 38-40 | 42-44 | 46 | 48 |
Chest | 79.5-84.5 | 85.5-89.5 | 90.5-95 | 96-101 | 102-107 | 108-113 |
Waist | 63.5-68.5 | 69.5-73.5 | 74.5-79 | 80-85 | 86-91 | 92-97 |
Hip | 87.5-92.5 | 93.5-97.5 | 98.5-102.5 | 103.5-107.5 | 108.5-112.5 | 113.5-117.5 |
Inleg length | 78 | 78 | 78 | 78 | 78 | 78 |
SIZE | XS | S | M | L | XL | 2XL |
US | 4-6 | 6-8 | 8-10 | 12-14 | 16 | 18 |
UK | 8-10 | 10-12 | 12-14 | 16-18 | 20 | 22 |
Chest | 31.3-33.3 | 33.7-35.2 | 35.6-37.4 | 37.8-39.8 | 40.2-42.1 | 42.5-44.5 |
Waist | 25-27 | 27.4-28.9 | 29.3-31.1 | 31.5-33.5 | 33.9-35.8 | 36.2-38.2 |
Hip | 34.4-36.4 | 36.8-38.4 | 38.8-40.4 | 40.7-42.3 | 42.7-44.3 | 44.7-46.3 |
Inleg length | 30.7 | 30.7 | 30.7 | 30.7 | 30.7 | 30.7 |

SIZE | S | M | L | XL | 2XL |
EU/DE/CH | 46-48 | 50 | 52-54 | 56 | 58-60 |
Chest | 91-97 | 98-103 | 104-109 | 110-115 | 116-121 |
Waist | 80.5-85.5 | 86.5-90.5 | 91.5-96 | 97-102 | 103-108 |
Hip | 94.5-99.5 | 100.5-104.5 | 105.5-109.5 | 110.5-114.5 | 115.5-119.5 |
Inleg length | 82.5 | 83 | 83.5 | 84 | 84.5 |
SIZE | S | M | L | XL | 2XL |
US/UK | 36-38 | 40 | 42-44 | 46 | 48-50 |
Chest | 35.8-38.2 | 38.6-40.6 | 40.9-42.9 | 43.3-45.3 | 45.7-47.6 |
Waist | 31.7-33.7 | 34-35.6 | 36-37.8 | 38.2-40.2 | 40.6-42.5 |
Hip | 37.2-39.2 | 39.6-41.1 | 41.5-43.1 | 43.5-45.1 | 45.5-47 |
Inleg length | 32.5 | 32.7 | 32.9 | 33.1 | 33.3 |
Sleep better with Balance breathable sleepwear

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Hot & cold at night?
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NATTWELL™ Technology
NATTWELL™ Technology
Extensive research allowed us to enhance the beechwood fibre—the core remains moisture absorbing, while the outer layer is adapted to make it water resistant and to repel moisture. This is what gives this collection revolutionary moisture management and temperature regulation properties.
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Natural beechwood fibre
Natural beechwood fibre
NATTWELL™ fabric is based on beechwood fibres that are soft on the skin and ecological. The fibre is extracted using Edelweiss® technology, a production process that is low on energy usage and other resources. The full production process is Oekotex certified to consider the environment.
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Recommended by sleep experts
Recommended by sleep experts
"My PhD investigated links between thermoregulation, sleep and insomnia, and I saw straight away that Dagsmejan sleepwear could balance one's environment with one's body."
— Professor Michael Gradisar
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Hot & cold at night?
Sleep better with the best breathable pajamas for women—lightweight, breathable and exceptionally soft.
- 6x more breathable than cotton
- 4x better at drawing sweat away from the skin
- 2x softer than cotton -
NATTWELL™ Technology
Extensive research allowed us to enhance the beechwood fibre—the core remains moisture absorbing, while the outer layer is adapted to make it water resistant and to repel moisture. This is what gives this collection revolutionary moisture management and temperature regulation properties.
-
Natural beechwood fibre
NATTWELL™ fabric is based on beechwood fibres that are soft on the skin and ecological. The fibre is extracted using Edelweiss® technology, a production process that is low on energy usage and other resources. The full production process is Oekotex certified to consider the environment.
-
Recommended by sleep experts
"My PhD investigated links between thermoregulation, sleep and insomnia, and I saw straight away that Dagsmejan sleepwear could balance one's environment with one's body."
— Professor Michael Gradisar

SLEEP IN IT, LOVE IT OR RETURN IT
- JMJulie M.Verified BuyerReviewingSleepshirt — NATTWELL™I recommend this productMy sleep type I'm often warm and sometimes sweatRated 5 out of 5 stars4 days agoDon't hesitate to purchase.
Comfortable sleepshirt that doesn't get in my way. No fuss, good with temperature control - I'll be buying another one.
Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5Poor ExcellentHelps to regulate temperature and moisture?Rated 5.0 on a scale of 1 to 5Poorly, I'm too warm/ cold/ sweaty Excellently—I'm comfortableHow is the sizing?Rated 0.0 on a scale of minus 2 to 2Runs Small True to Size Runs LargeWas this helpful? - LELaurie E.Verified BuyerReviewingSleepshirt — NATTWELL™I recommend this productMy sleep type I'm often coldRated 5 out of 5 stars6 days agoMost comfortable nightgowns I’ve ever had
I absolutely love these nightgowns, both the short and long sleeves. They are comfortable and cozy and also look nice. Run true to size. I’m 5’2” 105 pounds and wear size small, which is roomy but also shows the contours of my body. Perfect, happy sleepwear.
Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5Poor ExcellentHelps to regulate temperature and moisture?Rated 5.0 on a scale of 1 to 5Poorly, I'm too warm/ cold/ sweaty Excellently—I'm comfortableHow is the sizing?Rated 0.0 on a scale of minus 2 to 2Runs Small True to Size Runs LargeWas this helpful? - KMKelly M.Verified BuyerReviewingSleepshirt — NATTWELL™I recommend this productMy sleep type I'm sometimes warm and sometimes coldRated 5 out of 5 stars6 days agosleepshirt
comfortable
Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5Poor ExcellentHelps to regulate temperature and moisture?Rated 5.0 on a scale of 1 to 5Poorly, I'm too warm/ cold/ sweaty Excellently—I'm comfortableHow is the sizing?Rated 0.0 on a scale of minus 2 to 2Runs Small True to Size Runs LargeWas this helpful? - CPCarol P.Verified BuyerReviewingSleepshirt — NATTWELL™I recommend this productMy sleep type I'm sometimes warm and sometimes coldRated 5 out of 5 stars1 month agoSleep shirt pink
Beautiful,soft fits perfectly
Sleep so well would definitely recommend
Quality the best
Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5Poor ExcellentHelps to regulate temperature and moisture?Rated 5.0 on a scale of 1 to 5Poorly, I'm too warm/ cold/ sweaty Excellently—I'm comfortableHow is the sizing?Rated 0.0 on a scale of minus 2 to 2Runs Small True to Size Runs LargeWas this helpful? - JBJim B.Verified BuyerReviewingSleepshirt — NATTWELL™I recommend this productMy sleep type I'm sometimes warm and sometimes coldRated 5 out of 5 stars1 month agoGreat!!!
My wife loves this!!!
Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5Poor ExcellentHelps to regulate temperature and moisture?Rated 5.0 on a scale of 1 to 5Poorly, I'm too warm/ cold/ sweaty Excellently—I'm comfortableHow is the sizing?Rated 0.0 on a scale of minus 2 to 2Runs Small True to Size Runs LargeWas this helpful?