Hot & cold at night?
NATTWELL™ SLEEP TECH
Night dress long sleeve
Night dress long sleeve
$0.49 a night
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Feel and look your best night and day with the softest sleep dress imaginable. Designed to flatter, made for ultimate comfort.
The sleep benefits
The sleep benefits
Hot then cold at night? Keep the ideal sleeping temperature in style with this super soft and breathable sleep dress:
- Superior temperature regulation: 6x more breathable than cotton
- 4x better moisture transport than cotton makes for the ideal moisture wicking sleepwear
- 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
Testing protocol: Flat testing | Torso testing | Climate chamber | Real-life wear testing
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 sleep dress
Care
- Wash up to 40 degrees Celsius. Do not tumble dry. Do not bleach. Do not dry clean
- Care instructions printed on the inside of the nightwear
- Learn to care for super-fine natural fibres in our care guide
Natural & sustainable
Natural & sustainable
The balance collection is made with beechwood sourced from sustainably grown forests in Austria and neighboring countries. Beechwood fibres are carbon-neutral, requires less land per tonne than cotton and 10-20 times 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
- Certification: OEKO-TEX® STANDARD 100
Fit & size
Fit & size
Fit:
- Semi-fitted
- Chest width (S): 88 cm (2' 10") +/- 6 cm (2.4″) per size
- Body length (S): 139cm (4' 6") +/- 1 cm (0,3″) 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, 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.

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 |
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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
Frequently Asked Questions
What is a long sleeve sleep dress?
A long sleeve sleep dress is a comfortable nightdress designed with long sleeves to provide extra warmth and coverage while you sleep. It’s made from soft, breathable fabrics to keep you cozy all night.
How is a long sleeve night dress different from regular sleepwear?
Unlike regular sleepwear, a long sleeve night dress combines the ease of a dress with the comfort of pajamas, offering full coverage and a relaxed fit perfect for cooler nights.
Can I wear a long sleeve night dress year-round?
Yes! Our long sleeve night dresses made from breathable materials are versatile enough for year-round use, providing warmth in cooler months and comfort in mild weather.
Are long sleeve night dresses suitable for lounging as well as sleeping?
Absolutely! Many women use long sleeve sleep dresses as comfortable loungewear around the house due to their stylish yet cozy design.
How do I care for my long sleeve night dress to keep it soft?
Wash up to 40 degrees Celsius. Do not tumble dry. Do not bleach. Do not dry clean.
Where can I buy the best long sleeve sleep dresses for women in the USA?
Dagsmejan offer premium long sleeve night dresses crafted from sustainable, soft fabrics designed for all-night comfort and style.