Hot & cold at night?
NATTWELL™ SLEEP TECH
Long sleeve loose fit top
Long sleeve loose fit top
$0.35 a night
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Lightweight, breathable, and unbelievably soft—this pajama top delivers ultimate comfort from night to day. Whether you're in bed, on the sofa, or working from home, you'll feel your best.
The sleep benefits
The sleep benefits
Hot then cold when sleeping? Keep the ideal sleeping temperature all night with the help of Balance.
- 6x more breathable than cotton for lightweight temperature regulation
- 4x better moisture management, keep dry with moisture wicking magic and cool thanks to evaporative cooling
- 2x softer, feels like a second skin
"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 in the moisture wicking pajama top
Care
- Wash 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
- Learn to care for super-fine natural fibres in our care guide
Natural & sustainable
Natural & sustainable
The beechwood used in our Balance collection is sourced from sustainably grown forests in Austria and neighboring countries. Beechwood fibres are carbon-neutral, requires less land per tonne than cotton fibres and the water consumption is ten to twenty times less than that of cotton.
- Beechwood fibres: Austria and 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-fitted
- Chest width (S): 130 cm (51.2″) +/- 6 cm (2.4″) per size
- Body length (S): 67 cm (26.4″) +/- 1 cm (0.4″) 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
- RVRenee V.Verified BuyerReviewingLong sleeve loose fit top — NATTWELL™I recommend this productMy sleep type I'm sometimes warm and sometimes coldRated 5 out of 5 stars1 week agoThe best pajamas in the world
I have never fallen in love with wearables - but these pajamas are the very best. One night and you won't want to wear anything else to sleep again. Guaranteed.
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? - JDJennifer D.Verified BuyerReviewingLong sleeve loose fit top — NATTWELL™I recommend this productMy sleep type I'm sometimes warm and sometimes coldRated 5 out of 5 stars3 weeks agoGoing to buy a second set right now!
Absolutely love the softness, weight, color and all aspects of this set. Just right in terms of how I like the temperature in my room interacting with what I am wearing and the sheets/covers on my bed.
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? - CGClaudia G.Verified BuyerReviewingLong sleeve loose fit top — NATTWELL™I recommend this productMy sleep type I'm sometimes warm and sometimes coldRated 5 out of 5 stars2 months agotop quality
I'll buy again. I've replaced all my pajamas with Dagsmejan. Too bad there's no bonus discount when you buy so much.
Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5Poor ExcellentHelps to regulate temperature and moisture?Rated 4.0 on a scale of 1 to 5Poorly, I'm too warm/ cold/ sweaty Excellently—I'm comfortableHow is the sizing?Rated -1.0 on a scale of minus 2 to 2Runs Small True to Size Runs LargeWas this helpful? - FBFranziska B.Verified BuyerReviewingLong sleeve loose fit top — NATTWELL™I recommend this productMy sleep type I'm often coldRated 5 out of 5 stars3 months agoBest sleep dress ever
Simply super 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 1.0 on a scale of minus 2 to 2Runs Small True to Size Runs LargeWas this helpful? - MSMonika S.Verified BuyerReviewingLong sleeve loose fit top — NATTWELL™I recommend this productMy sleep type I'm sometimes warm and sometimes coldRated 5 out of 5 stars3 months agoLoose wide shirt
The shirt is very loose and wide, which is very comfortable and also looks good
Sleep comfort with Dagsmejan?Rated 5.0 on a scale of 1 to 5Poor ExcellentHelps to regulate temperature and moisture?Rated 4.0 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?