Cart

Your cart is empty

Guide

Sleep Tips & Guides

Honest answers about duvets, pillows and bed linen – from warmth levels and care to allergies. 50 articles in 7 topics.

Popular searches:Which warmth rating?135 × 200 or 155 × 220?Down despite allergies?Down or vegan?Washing a down duvet

Topics

Choose your topic

Choosing the right one Warmth level, size, sleeping position and the right pillow 23 articles Material & Quality Down, fill power, box stitching, certifications and craftsmanship 10 articles Health & Sleep Climate Allergies, night sweats and what certifications actually test 7 articles Care & Lifespan Washing, drying, storing – and when a new one is needed 8 articles Comparisons & Prices Down vs. vegan, microfiber and what a good duvet costs 4 articles Pillows Pillow size, height, filling and the right pillow for your sleeping position 10 articles Bed linen Fabrics, sizes, changing and washing 4 articles

Buying advisor

No time to read?

Answer a few questions about how you sleep, your room temperature and size – the buying guide will suggest the right duvet for you.

Start the duvet advisor Start the pillow advisor

The basics

Start here

Three articles that answer most questions before you buy

Daunendecke Kaufberatung: Wärmeklasse, Größe, Füllung & Cuin – so findest du die richtige

The basics Down Duvet Buying Guide: Tog, Size, Fill & Baffle Box – How to Find the Right One The complete guide: warmth rating, size, fill and Baffle Box – four steps to the right down duvet, plus answers... 7 min read

Wärmeklassen von Bettdecken: Sommer-, Ganzjahres- und Winterdecke im Vergleich

The basics Which duvet for summer, year-round or winter? Tog ratings & fill amounts explained Summer, all-season, or winter duvet? How to find the right warmth level for your bedroom – with actual fill weights... 9 min read

Welche Bettdeckengröße brauche ich? 135 × 200, 155 × 220 oder größer

The basics What duvet size do I need? 135 × 200, 155 × 220 or larger 135 × 200, 155 × 220, 200 × 200 or 240 × 220 cm? With a rule of thumb for... 5 min read

Topic · 23 articles

Choosing the right one

All 23 articles →

All-season blanket: Who it’s suitable for and how warm it is Is an all-season duvet sufficient in winter, but too warm in summer? Who the duvet is suitable for... 7 min 200 × 200 duvet: One large duvet or two singles? 200 × 200, 240 × 220, or two single duvets? Which duvet for couples is right for which... 7 min 80 × 80 pillow: filling, height and which pillow is right for you Which 80 × 80 cm pillow is right for you? All three Traumwelt pillows compared by filling, fill... 7 min Duvet cover sizes: Which cover fits which duvet? Which duvet cover fits which duvet? Common duvet sizes from 135×200 to 240×220, what is included in each... 5 min Which duvet for warm bedrooms and attics? If your bedroom is above about 22°C at night, you need a summer duvet. Which lightweight duvet is... 5 min Satin, Mako-Satin, Percale or Flannel? Which bedding is right for you Satin, Mako-Satin, Percale, Renforcé, Flannel or Jersey: What the terms mean, how the fabrics feel and why warmth... 6 min

Topic · 10 articles

Material & Quality

All 10 articles →

Climate bands in duvets: What they are and what they do Climate bands are breathable fabric strips between the filling channels of a duvet. How they work, what they... 2 min Down duvet without live plucking: How to identify animal-friendly sourced down Live-plucking, rough plucking, and live-down: how down is harvested, which labels truly rule out live-plucking and intensive confinement,... 4 min What is a 3-Chamber Pillow? Design, Benefits, and 1 vs. 3 Chambers How a 3-chamber pillow is designed, what sets it apart from a 1-chamber pillow, and which of the... 4 min New duvet smells, rustles or squeaks? Causes and what helps Why a new duvet sometimes smells, rustles, or pokes you with feathers – and what helps in each... 3 min Fill power (cuin) and fill weight in down duvets – what matters What cuin (fill power) means, what value is good, and how many grams of filling a down duvet... 3 min Down or feathers? Down classifications & 90% vs. 100% down simply explained What is the difference between down and feathers, and is 100% down worth it compared to 90%? The... 6 min

Topic · 7 articles

Health & Sleep Climate

All 7 articles →

Duvet during menopause: What helps with night sweats For nighttime hot flashes, a cool bedroom, a light, breathable duvet or a cooling blanket and cotton bedding... 7 min Neck pillow or regular pillow? What really helps with neck pain Neck support pillow or classic pillow: the differences, what the Stiftung Warentest 2025 test shows, which pillow is... 4 min Feeling cold at night despite a blanket: Causes and what really helps Why you don’t get warm under the duvet, which warmth rating is right for your bedroom, what helps... 4 min Which pillow for neck pain? How to find the right pillow height How to recognize a pillow that is too high or too flat, which height is right for your... 6 min NOMITE, OEKO-TEX and DOWNPASS explained – which label tests what in down duvets? NOMITE, OEKO-TEX® Standard 100 and DOWNPASS – what the three labels test for, what they do not state,... 2 min Why do I sweat at night? Causes and the right duvet Usually, the duvet or the bedroom is too warm. A cooler room, a lighter warmth rating, and breathable... 5 min

Topic · 8 articles

Care & Lifespan

All 8 articles →

Washing Bedding: Temperature, Dryer, Ironing Here’s how to wash bed linen properly: the right temperature, the right detergent, why you should zip it... 5 min How often to change bed linen? Recommendation, exceptions and tips How often you should change your bedding: the IKW recommendation, when a more frequent schedule makes sense –... 5 min Yellow pillowcase: Where the stains come from and how to get rid of them Why pillows turn yellow, how to remove yellow stains step by step, what to avoid – and how... 4 min Old duvet: repair, refurbish, donate or dispose of? Patching a hole, a new ticking, professional feather cleaning or disposal: What you can do with an old... 4 min Duvet without a cover: What’s really going on – and why down duvets need a cover What makes a duvet without a cover unique, what Stiftung-Warentest’s 10/2026 test shows about it, why down and... 4 min Storing Your Duvet Properly – Tips for the Summer Break Wash or air out your duvet before storing it until it is completely dry. Store it loosely folded... 3 min

Topic · 4 articles

Comparisons & Prices

All 4 articles →

Climate blanket or cassette blanket? Differences, benefits & which one is right for whom Same filling, different construction: What sets an air-flow blanket with air channels apart from a classic baffle box... 4 min Down, feather, or Primaloft pillow? Comparing the fillings Down, feathers, organic Primaloft or microfiber: comfort, support, care and suitability for allergy sufferers of the most common... 4 min How much should a good duvet cost? Price & quality explained A good duvet costs around €150–300 and often lasts 10 years or more. Blankets under €50 usually only... 4 min Down duvet vs. microfiber – an honest comparison Down leads in warmth, breathability, and durability, while microfiber is more affordable and easier to care for. Primaloft... 2 min

Topic · 10 articles

Pillows

All 10 articles →

80 × 80 pillow: filling, height and which pillow is right for you Which 80 × 80 cm pillow is right for you? All three Traumwelt pillows compared by filling, fill... 7 min Pillows for children: From what age, what size and what height? When a child needs a pillow, what size and height are suitable at what age, and what to... 3 min Pillow Test 2026: What Stiftung Warentest and ÖKO-TEST show – and how to recognize a good pillow What ÖKO-TEST and Stiftung Warentest tested in head and neck pillows, what "test winner" really means – and... 7 min Neck pillow or regular pillow? What really helps with neck pain Neck support pillow or classic pillow: the differences, what the Stiftung Warentest 2025 test shows, which pillow is... 4 min Yellow pillowcase: Where the stains come from and how to get rid of them Why pillows turn yellow, how to remove yellow stains step by step, what to avoid – and how... 4 min Down, feather, or Primaloft pillow? Comparing the fillings Down, feathers, organic Primaloft or microfiber: comfort, support, care and suitability for allergy sufferers of the most common... 4 min

Topic · 4 articles

Bed linen

All 4 articles →

Washing Bedding: Temperature, Dryer, Ironing Here’s how to wash bed linen properly: the right temperature, the right detergent, why you should zip it... 5 min Duvet cover sizes: Which cover fits which duvet? Which duvet cover fits which duvet? Common duvet sizes from 135×200 to 240×220, what is included in each... 5 min Satin, Mako-Satin, Percale or Flannel? Which bedding is right for you Satin, Mako-Satin, Percale, Renforcé, Flannel or Jersey: What the terms mean, how the fabrics feel and why warmth... 6 min How often to change bed linen? Recommendation, exceptions and tips How often you should change your bedding: the IKW recommendation, when a more frequent schedule makes sense –... 5 min

Quick answers

The most common questions – answered briefly.

Which warmth level do I need?

Summer duvets are suitable from around 22°C, all-season duvets for around 18–22°C, and winter duvets for rooms below 18°C. If you only want one duvet, choose an all-season duvet.

Read the article →

Down despite a dust mite allergy?

Yes. The key is a tightly woven, NOMITE®-certified cover that leaves no foothold for dust mites.

Read the article →

135 × 200 or 155 × 220 cm?

135 × 200 cm fits most people under 1.85 m. 155 × 220 cm is worth it for taller people and restless sleepers.

Read the article →

How often to wash a duvet?

Rarely: about once a year, at most every two years – as long as you use the duvet with a cover and air it regularly.

Read the article →

Still unsure? We will advise you personally.

Tel. +49 175 7622808 · Mon – Fri 09:00 – 18:00 · info@traumwelt-bettwaren.de

Ask via WhatsApp Send an email