NATTWARM™ SLEEP TECH

T-shirt

4.9

Rated 4.9 out of 5 stars

221 Reviews

$109.90

~~$0.00~~ $109.90

$0.30 a night

Sale Sold out

4x more breathable

2x softer

50% lighter warmth

Color: Dark grey melange

Size

S M L XL 2XL

4x more breathable

2x softer

50% lighter warmth

Regardless of season and temperature, you can rest easy with this merino pajama t-shirt.

The sleep benefits

Boost your sleep comfort and quality all year with nature’s high-tech performance fibres, merino wool and eucalyptus.

4x more breathable than cotton
Superior moisture transport, merino wool is the ideal fibre for thermal sleepwear. It can absorb up to 35% of it's weight in moisture compared to 7% for synthetics
Naturally anti-smell

"Optimal thermoregulation and breathability are important factors for deep and restful sleep. Dagsmejan pyjamas keep our body in the ideal climatic comfortzone and take sleep to a new level."— Dr. Martin Schlott, Chief Physician for Anaesthesia and Intensive Care Medicine and Sleep Coach

Product details & care

Details

NATTWARM™ fabric: 38% wool, 56% lyocell and 6% elastane/ lycra makes this the best thermal mens pajamas
100% traceable, mulesing-free NATIVA™ merino wool
Raglan sleeve for a natural range of movement
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 merino pajama t-shirt

Care

Wash your merino sleepwear 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 garment
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 cozy sleepwear. 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

Fit & size

Fit:

Semi-fitted
Chest width (M): 100 cm (3' 3″) +/- 6 cm (2.4″) per size
Body length (M): 75 cm (2' 5″) +/- 1 cm (0.4″) per size

Model information:

Ben is 184cm (6′) 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 and the EU.

Free delivery for all orders above 150 USD.

View full details

Sleep better with men's merino pajamas

Breathable, featherlight warmth

Breathable, featherlight warmth

Want to stay warm without ever overheating? Discover what the most comfortable merino pajamas for men can do for your sleep comfort.
- 50% lighter warmth than other thermal sleepwear
- 4x more breathable than cotton
- 2x softer than cotton
Read more
NATTWARM™ Technology

NATTWARM™ Technology

The NATTWARM™ fabric offers ultra light warmth. Against fabrics such as cotton and bamboo, NATTWARM™ is more warming than textiles up to 50% heavier. Studies show that we can sleep up to 15 minutes longer with merino sleepwear by falling asleep faster and enjoying a deeper sleep.
Read more
Luxurious blend of merino wool and eucalyptus

Luxurious blend of merino wool and eucalyptus

NATTWARM™ is made of a blend of performance fibres, that give you breathable, warm sleepwear. Eucalyptus fibres for softness and merino for comfortable 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

"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

Want to stay warm without ever overheating? Discover what the most comfortable merino pajamas for men can do for your sleep comfort.
- 50% lighter warmth than other thermal sleepwear
- 4x more breathable than cotton
- 2x softer than cotton
Read more
NATTWARM™ Technology

The NATTWARM™ fabric offers ultra light warmth. Against fabrics such as cotton and bamboo, NATTWARM™ is more warming than textiles up to 50% heavier. Studies show that we can sleep up to 15 minutes longer with merino sleepwear by falling asleep faster and enjoying a deeper sleep.
Read more
Luxurious blend of merino wool and eucalyptus

NATTWARM™ is made of a blend of performance fibres, that give you breathable, warm sleepwear. Eucalyptus fibres for softness and merino for comfortable 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

SLEEP IN IT, LOVE IT OR RETURN IT

Sleep in your Dagsmejan sleepwear for up to 2 weeks, if you don’t love it you can return it for a full refund.

4.9

Rated 4.9 out of 5 stars

Based on 221 reviews

Total 5 star reviews: 198 Total 4 star reviews: 17 Total 3 star reviews: 5 Total 2 star reviews: 1 Total 1 star reviews: 0

98%would recommend this product

Sleep comfort with Dagsmejan?Rated 4.8 on a scale of 1 to 5

Helps to regulate temperature and moisture?Rated 4.7 on a scale of 1 to 5

How is the sizing?Rated -0.0 on a scale of minus 2 to 2

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221 reviews

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KS
Kendall S.
Verified Buyer
Reviewing
T-shirt — NATTWARM™
I recommend this product
My sleep type I'm sometimes warm and sometimes cold
Rated 5 out of 5 stars
6 days ago
Comfortable and warm
Great quality warm t shirt
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?
NH
Nicole H.
Verified Buyer
Reviewing
T-shirt — NATTWARM™
I recommend this product
My sleep type I always have the right temperature
Rated 5 out of 5 stars
1 month ago
Perfect :-)
Fits perfectly and feels great.
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?
BD
Beate D.
Verified Buyer
Reviewing
T-shirt — NATTWARM™
I recommend this product
My sleep type I'm sometimes warm and sometimes cold
Rated 5 out of 5 stars
3 months ago
Nattwarm
Super comfortable fabric
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?
ML
Monika L.
Verified Buyer
Reviewing
T-shirt — NATTWARM™
I recommend this product
My sleep type I'm often warm and sometimes sweat
Rated 5 out of 5 stars
6 months ago
T-Shirt Nattwarm
It is very comfortable and light to wear.
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?
DA
Dennys A.
Verified Buyer
Reviewing
T-shirt — NATTWARM™
I recommend this product
My sleep type I'm often warm and sometimes sweat
Rated 5 out of 5 stars
7 months ago
-
-
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?

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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The sleep benefits

Product details & care

Natural & sustainable

Fit & size

Free returns & comfort guarantee

Sleep better with men's merino pajamas

SLEEP IN IT, LOVE IT OR RETURN IT

FREE SHIPPING

FREE RETURNS

SECURE PAYMENT

SUSTAINABLE & ETHICAL