Duvella – Diamond-Quilted Cloud Duvet Insert
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Free shipping · Order today, arrives in 6–8 business days
Ships in 2–3 business days from our North American warehouse · tracked delivery 4–5 business days
Finally, A Duvet That Lets You Sleep
At our age, you toss and turn half the night.
You shift the duvet, find the flat spot, and start over.
Duvella is different the moment you pull it up: light, soft, and cloud-like across your whole body.
The diamond-stitch quilting locks the fill in place, so it can't slide into lumps or cold spots.
No flat middle to fight. Just one even layer of warmth, all night.
Stitched in a grid, so the softness stays where you put it
✓ No cold spots
The diamond-stitch quilting keeps the fill locked in an even grid, so it can't bunch up or shift into cold, flat patches while you sleep.
✓ Build to hold its shape
The quilted grid holds the fill in place through every wash cycle, so it keeps its loft instead of clumping over time.
✓ No more flat spots
Because the fill can't migrate, you get one consistent layer of warmth across the whole duvet, night after night.
✓ Rest like you mean it
Whether you toss, turn, or resettle a dozen times, the quilting keeps everything even, so you're never left fighting a flat spot.
What you get today
- 1 x Duvella Diamond-Quilted Cloud Duvet Insert
Only a limited number are available this week.
Get your Duvella Diamond-Quilted Cloud Duvet Insert today and finally sleep through the night without the midnight shuffle.
30-day comfort trial
If it doesn't feel right after sleeping under it for a few nights, you're covered within 30 days of delivery.
Frequently asked questions
Will this actually feel different from the flat duvet I have now?
Yes, the diamond-stitch quilting keeps the fill locked in place so it stays soft and cloud-like instead of flattening out over time.
Will it stay fluffy after washing?
Yes, the quilted grid holds the fill evenly in place through washing, so it keeps its loft instead of clumping.
What size does the duvet insert come in?
Please check the size options on the product page to find the right fit for your bed.
Can I use my existing duvet cover with it?
Yes, it fits standard duvet covers matching its size.
Specifications
- Diamond-stitch quilted construction
- Soft, cloud-like fill
- Even grid pattern locks fill in place
- Machine washable
How to use it
- Insert into your existing duvet cover
- Fluff gently before use for maximum loft
- Wash according to care label instructions
Not sure about your size? Use Find my size above — it takes a few seconds. Most styles fit true to U.S. sizing; oversized styles are marked in the name. For coats, size up if you like to layer.
Not sure which size to choose? Use the Fit Finder on any product page — it recommends your size in a few seconds. Measurements below are body measurements.
Women — clothing
| Size | US | Bust (in) | Waist (in) | Hips (in) | EU |
|---|---|---|---|---|---|
| XS | 0–2 | 31–32.5 | 24–25.5 | 34–35.5 | 32–34 |
| S | 4–6 | 33–34.5 | 26–27.5 | 36–37.5 | 36 |
| M | 8–10 | 35–36.5 | 28–29.5 | 38–39.5 | 38 |
| L | 12–14 | 37.5–39.5 | 30.5–32.5 | 40.5–42.5 | 40 |
| XL | 16 | 40.5–42.5 | 33.5–35.5 | 43.5–45.5 | 42 |
| XXL | 18 | 43.5–45.5 | 36.5–38.5 | 46.5–48.5 | 44 |
| 3XL | 20 | 46.5–48.5 | 39.5–41.5 | 49.5–51.5 | 46 |
Men — clothing
| Size | Chest (in) | Waist (in) | Neck (in) | EU |
|---|---|---|---|---|
| S | 35–37 | 29–31 | 14–14.5 | 46 |
| M | 38–40 | 32–34 | 15–15.5 | 48–50 |
| L | 41–43 | 35–37 | 16–16.5 | 52 |
| XL | 44–46 | 38–40 | 17–17.5 | 54 |
| XXL | 47–49 | 41–43 | 18–18.5 | 56 |
| 3XL | 50–52 | 44–46 | 19–19.5 | 58 |
Shoes
| Women US | EU | Foot (in) | Men US | EU | Foot (in) | |
|---|---|---|---|---|---|---|
| 5 | 35–36 | 8.6 | 7 | 40 | 9.6 | |
| 6 | 36–37 | 8.9 | 8 | 41 | 9.9 | |
| 7 | 37–38 | 9.3 | 9 | 42 | 10.3 | |
| 8 | 38–39 | 9.6 | 10 | 43 | 10.6 | |
| 9 | 39–40 | 9.9 | 11 | 44 | 10.9 | |
| 10 | 40–41 | 10.3 | 12 | 45 | 11.3 | |
| 11 | 41–42 | 10.6 | 13 | 46 | 11.6 |
Between sizes? For coats and jackets we recommend sizing up if you like to layer a sweater underneath. For personal fit advice, email contact@delmoe.com.
Free tracked shipping on every U.S. order. Processing 2–3 business days + delivery 4–5 business days (about 6–8 business days in total). Ships from our North American warehouse.
90 days to decide. Return unworn items with tags within 90 days of delivery for a full refund. Return shipping is paid by the customer — if an item is defective or we sent the wrong one, we email you a free prepaid label. Start a return at contact@delmoe.com.
Pay with Visa, Mastercard, American Express, Apple Pay or Google Pay. Our checkout is SSL-encrypted and hosted by Shopify (PCI DSS Level 1) — card details are never stored by DELMOE.
Please see the description for material details. To keep knits and wool-blends beautiful: hand wash cold or use a gentle wool cycle, lay flat to dry, and fold rather than hang. Coats: spot clean or dry clean.
The DELMOE promise
- Designed in Montana. Every piece is chosen for real cold-weather wear.
- Wear it for 90 days. Not right? Return it within 90 days of delivery.
- Defective or wrong item? We send you a free prepaid return label.
- Pay securely with Visa, Mastercard, Amex, Apple Pay or Google Pay — card details are never stored by us.
