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The 15 Coziest Duvet Inserts For Hotel-Quality Sleep Every Night (Promise)

You’ll never want to get out of bed.

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Sure, a late-night romp sounds pretty hot in your early twenties, but you know what’s even sexier? Waking up to a 100% sleep score. A good night’s rest affects virtually every aspect of your physical and mental health—from your mood and energy levels to how you look, feel, and function throughout the day. That means bad bedding is pretty much just self-sabotage.

While the mattress, topper, pillows, and sheets are obviously important, the secret to fluffy, sink-right-in, best-sleep-of-your-life bedding is a five-star hotel-quality duvet insert. But, since we all have a little bit of Goldilocks in us, there are a few things you’ll want to consider when finding your sleep soulmate—like whether you’re a hot or cold sleeper, down to splurge on down, or looking for something plant-based. Go ahead and take a peek at some of our faves…

Our top picks for the best duvet inserts:

Eyes growing heavy just at the thought? Same. Don’t worry about falling down an endless internet wormhole of every bedding option out there, because we’re already one step ahead of ya. Keep scrolling for the best duvet inserts in each category below.

Goose Down Feather Comforter

Pros

  • Suuuper warm and fluffy
  • Filled with quality down at a fraction of the price

Cons

  • A bit too noisy for some reviewers
  • Some say fabric is a lil stiff and slightly rough

Why, yes, you *can* get a sustainably-sourced down-filled comforter without spending hundreds, and this bad boy is proof. Ideal for year-round use, this cloud-like duvet insert (which comes with a silky Egyptian cotton shell) boasts eight corner loops to keep your cover in place, as well as a baffle-box construction to keep the down fill evenly distributed. And though dry cleaning is recommended, reviewers say it holds up fine in the wash.

Shell MaterialEgyptian Cotton
Fill Material Down and Feather Fiber
Sizes Available Twin, Full, Queen, King, Cal King, Palatial King
Warmth LevelAll-season
Care InstructionsDry clean recommended
2
best down duvet insert

Brooklinen Down Comforter

Down Comforter
2
best down duvet insert

Brooklinen Down Comforter

Pros

  • Comes in three weight options
  • Loft stays evenly distributed

Cons

  • Some reviews complain about shedding
  • Not machine-washable

Yes, down comforters can be a liiiiittle pricey, but this one is def worth the splurge (especially if you're already obsessed with Brooklinen's dreamy sheet sets). Sustainably sourced and made with a silky 100 percent cotton sateen shell, this fluffy down cluster-filled duvet comes in three different weight options—though the all-season is best for year-round comfort.

Shell MaterialCotton sateen
Fill MaterialDown
Sizes AvailableTwin/Twin XL, Full/Queen, King/Cal King
Warmth LevelsLightweight, all-season, or ultra-warm
Care InstructionsSpot clean recommended; dry clean if needed
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On Sale
All Season Down Alternative Comforter
Now 21% Off

Pros

  • Great quality for the price
  • Comes in 10 different color options

Cons

  • Synthetic materials may trap heat
  • Not as fluffy as some would like

This fluffy yet breathable down alternative comforter has earned nearly 30,000 five-star reviews on Amazon for a reason: It's ah-mazing quality for the price. Though it's not the loftiest option, you'll love the leak-proof box-stitch design, the lightweight feel, the corner tabs, and the fact that it comes in 10 colorways—all for less than $70.

Shell MaterialPolyester
Fill MaterialPolyfill
Sizes AvailableTwin, Twin XL, Full, Queen, Oversized Queen, King, Oversized King, Cal King
Warmth LevelAll-season
Care InstructionsMachine wash in cold water; tumble dry on low heat
4
best down alternative duvet insert

Buffy Cloud Comforter

Cloud Comforter
4
best down alternative duvet insert

Buffy Cloud Comforter

Pros

  • Upcycles approximately 50 plastic bottles
  • Hypoallergenic
  • 7 night free trial
  • Corner loops to secure the duvet to a duvet cover

Cons

  • A little on the heavier side

FYI, I’ve been sleeping under this bad boy for six months now, and it delivers Every! Single! Night! It’s filled with 100% GRS-certified recycled PET fill (a v convincing hypoallergenic down alternative, so no feather bits sticking out) and it’s so f’ing comfy. I usually have to use a second blanket under my duvet during the winter, but the Buffy Cloud Comforter has gotten me through the worst of the cold on its own! It has a good amount of fluff and a very slight weight to it, which I find to be super soothing when you’re lying underneath. Oh, and this option even has thoughtful loops for easily attaching a duvet cover, so laundry day will no longer be the bane of your existence!

Shell MaterialTencel eucalyptus lyocell
Fill Material100% GRS-certified, BPA-free, recycled PET fill
Sizes AvailableTwin/Twin XL, Full/Queen, King/Cal King
Warmth LevelAll-season
Care InstructionsMachine wash cold on gentle with a pro-planet detergent and machine dry on low
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Down Feather Fibers Comforter Duvet Insert

Pros

  • Good temperature regulation that keeps you comfortable at night
  • Doesn’t make any sound when you move around
  • Has eight loops (corners and sides) to secure the duvet to a duvet cover

Cons

  • Not machine washable, dry clean only
  • May not be ideal for hot sleepers

If your goal is fluff to the max, this is the duvet insert for you. I’d even recommend double-stuffing to really get that oversized, plush look. Don’t panic if it looks flat right out of the box—customers recommend tossing the duvet in the dryer on low heat for 10 minutes after you take it out of the vacuum-sealed packaging to achieve that extra cloud-like feel!

Shell Material400 thread count poly-cotton blend
Fill Material50% down fiber, 25% down, 15% feather fiber, 10% feathers
Sizes AvailableTwin, Queen, Oversized Queen, King, Oversized King, Cal King, Super King
Warmth LevelsAll-season, lightweight warmth, winter-weight
Care InstructionsDry clean only
On Sale
Queen Comforter Duvet Insert
Now 43% Off

Pros

  • Eight loops to secure the duvet to a duvet cover
  • Easy to fluff up in the dryer
  • Soft brushed fabric feel
  • Budget-friendly

Cons

  • A little on the heavier side at six pounds

Want the coziest sleep of your life for $25? Presenting a surprisingly affordable down comforter option: this v good find from Amazon. It boasts over 50,000 five-star reviews and is filled with a down alternative made of 100% polyester—shoppers say it’s ideal for the winter months without being too heavy. Best of all, you can easily toss it into the wash whenever it needs a refresh.

Shell Material100% polyester
Fill Material100% polyester
Sizes AvailableTwin, Twin XL, Full, Queen, Oversized Queen, King, Oversized King, Cal King
Warmth LevelAll-season
Care InstructionsMachine wash on cold, use the large front-loading washer and dryer. Do not bleach or iron.
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7
best all-season duvet insert

SlumberCloud Lightweight Comforter

Lightweight Comforter
7
best all-season duvet insert

SlumberCloud Lightweight Comforter

Pros

  • Corner loops to secure the duvet to a duvet cover
  • Lightweight
  • Thermoregulating
  • Easy to store

Cons

  • Lays flatter than your average duvet insert

Hot summer nights, freezing air conditioning, blasting heat, drafty windows—yikes. Instead of accumulating four different blankets for each season, why not invest in a single duvet to rule them all? This is SlumberCloud’s lightest option, ideal for literally every season (yes, including summer!) thanks to the NASA-engineered technology that keeps you in the “just right” zone all night. The duvet will absorb excess heat to prevent you from overheating, and if your temperature begins to drop, that stored heat will be released back into your skin. Nifty, huh?

Shell Material100% cotton
Fill MaterialHypoallergenic ClimaDry by Outlast fiberfill
Sizes AvailableTwin XL/Twin, Queen/Full, King/Cal King
Warmth LevelAll-season
Care InstructionsMachine wash
8
best temperature-regulating duvet

Cozy Earth Bamboo Viscose Comforter

Bamboo Viscose Comforter
8
best temperature-regulating duvet

Cozy Earth Bamboo Viscose Comforter

Now 20% Off

Pros

  • Flexible fill options if you want more fluff
  • Corner loops to secure the duvet to a duvet cover
  • Soft, cloud-like fabric
  • Enhanced weave to prevent pilling

Cons

  • On the pricier side

If you’re in a ~thermally-incompatible~ relationship (basically, the bed is never the right temp for both of you), this temperature-regulating duvet might just change the game. The bamboo viscose fabric will wick away moisture, regulate heat, and somehow keep you warm without ever feeling overly heavy as you dream. Plus, it’s just so dang luxe—one shopper wrote that this comforter feels “like money.”

Shell Material100% viscose
Fill MaterialBamboo viscose, standard, or extra
Sizes AvailableTwin, Queen/Full, King
Warmth LevelAll-season
Care Instructions Spot clean or dry clean, hang dry in mild to moderate sunlight once every 3-5 months for 1-3 hours—the brand says that regular or excessive washing of our comforters is unnecessary if you are using and washing your protective duvet cover
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9
best lightweight duvet insert

DOWNCOOL All Season Duvet Insert

On Sale
All Season Duvet Insert
9
best lightweight duvet insert

DOWNCOOL All Season Duvet Insert

$25AmazonAlso Consider

Pros

  • Super lightweight for hotter months
  • Design prevents filling from shifting
  • Affordable price point

Cons

  • Not great for colder climates/months

Good news—just because you sleep hot doesn’t mean you’re sentenced to thin, flat blankets forever. Customers describe this hiiiighly breathable option that rings up at a mean $26.99 and weighs less than three pounds (!) as “surprisingly great,” “not too hot,” and “insanely perfect.” It’ll gently contour to your body without feeling too warm and even has box stitching to prevent filling from shifting around in the insert.

Shell MaterialPolyester
Fill MaterialDown alternative
Sizes AvailableTwin, Full, Queen, King, Oversized King, Cal King
Warmth LevelSummer weight
Care InstructionsMachine wash on cold
Down Alternative Comforter
Now 13% Off

Pros

  • Available in 15 colors and patterns
  • Silky-soft and surprisingly well constructed

Cons

  • Corner loops are a bit small
  • Not very plush, per some reviewers

If you're not looking to drop a ton of $$$ on a new comforter, then pls turn your attention to this ridiculously affordable duvet insert from Utopia Bedding. For less than $50, this option (which currently has over 86,000 five-star reviews on Amazon, nbd) is soft, breathable, and comfy, with sturdy box stitching, piped edges, and corner loops for attaching a cover if you choose. Plus, it's available in a dozen different colorways.

Shell MaterialPolyester
Fill MaterialSiliconized fiberfill
Sizes AvailableTwin, Full, Queen, King, Cal King
Warmth LevelAll-season
Care InstructionsMachine wash in the gentle cycle with cold water; line dry or tumble dry on low heat only
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11
best down blend duvet insert

Fluff Co. Down Blended Comforter

Down Blended Comforter
11
best down blend duvet insert

Fluff Co. Down Blended Comforter

Pros

  • More breathable and affordable than traditional down comforters
  • Provides balanced, all-season warmth

Cons

  • May seem a bit noisy and stiff initially
  • Not machine-washable

The reason why people looovvveeee sleeping in hotel beds so much is because of the luxe bedding, of course! And with Fluff Co., you can have five-star hotel-quality bedding at an affordable price. This option has a smooth cotton cover filled with a mixture of down and sorona—a plant-based material that's super-soft and breathable—and the result is so, so fluffy (hence the name).

Shell MaterialCotton
Fill MaterialDown and sorona
Sizes AvailableQueen, King
Warmth LevelAll-season
Care InstructionsDry clean only
12
best cooling duvet insert

Rest Evercool Cooling Comforter

Evercool Cooling Comforter
12
best cooling duvet insert

Rest Evercool Cooling Comforter

Now 44% Off

Pros

  • Very low-maintenance
  • Fill is lofty and breathable

Cons

  • Some reviewers wish it had duvet loops
  • Not as cooling when used with a cover

For deliciously chilly sleep, you should check out this beauteous blanket from Rest. Complete with a shell made of nylon and spandex that mimics the feel of silk and fluffy (yet breathable) sorona fill, this duvet is seriously good at keeping its chill—plus, it resists wrinkles and pilling and is so easy to clean.

Shell MaterialNylon and spandex
Fill MaterialSorona
Sizes AvailableTwin/Twin XL, Full/Queen, King/Cal King
Warmth LevelAll-season
Care InstructionsMachine wash in cold water; tumble dry on low heat
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13
best bamboo duvet insert

Ettitude Bamboo Comforter

Bamboo Comforter
13
best bamboo duvet insert

Ettitude Bamboo Comforter

Pros

  • Comes in two weight options
  • Fabric is breathable and cool-to-the-touch

Cons

  • Can only be dry-cleaned
  • Tends to slide around inside duvet cover

Love bamboo sheets? Then you'll <3 this light and breathable comforter from Ettitude, which is wildly soft and made with bamboo lyocell (aka CleanBamboo, which is more sustainable to produce than bamboo viscose). It comes in two different weight options, and even though it's dry-clean-only, this bb is worth the hassle (especially since it has handy corner ties!).

Shell MaterialBamboo Lyocell
Fill MaterialBamboo Lyocell
Sizes AvailableFull/Queen, King/Cal King
Warmth LevelsSummer weight or winter weight
Care InstructionsDry clean only
On Sale
Eucalyptus Down Alternative Comforter

Pros

  • Sateen weave gives it a silky-smooth feel
  • Comes in three pretty color options

Cons

  • Some found it sleeps warm
  • Not as durable as some would like

For a temperature-regulating, all-season comforter that won't break the bank, you'll wanna check out this down alternative option from Sheets & Giggles. This gorge duvet has a 100 percent eucalyptus lyocell shell that's soft, smooth, and cool-to-the-touch, as well as eucalyptus and recycled polyester fill that'll make night sweats a thing of the past. It comes in three colorways and includes four corner loops.

Shell MaterialEucalyptus lyocell
Fill MaterialEucalyptus lyocell and recycled polyester
Sizes AvailableQueen, King
Warmth LevelAll-season
Care Instructions Machine wash in the gentle cycle with cold water; tumble dry on low heat until mostly dry, then finish off with a hang dry
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15
best heavyweight duvet insert

Boll & Branch Down Duvet Insert

Down Duvet Insert

Pros

  • Incredibly plush and so, so warm
  • Available in three densities depending how you sleep

Cons

  • Def not cheap
  • May sleep a bit too hot for some

Anyone who's willing to shell out big bucks for a new duvet should feast their eyes on this suuuuper-luxe option from Boll & Branch, which boasts an organic cotton shell and unique bafflebox construction for an incredibly lofty lewk. Though breathable, this duvet is wildly full and fluffy, and while the ultraweight option is best for cold sleepers, reviewers say that even the lightweight version of this one is toasty-warm.

Shell MaterialOrganic cotton
Fill MaterialDown
Sizes Available Full/Queen, King/Cal
Warmth LevelsLightweight, midweight, or ultraweight
Care InstructionsMachine wash in the gentle cycle with cold water; tumble dry on low heat only

So, like, what exactly is a duvet insert?

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If you're not clear on the difference between comforters and duvet inserts, it's because they're kiiiinda the same thing. The big distinction: duvets are typically meant to be paired with duvet covers, while comforters are usually used on their own. Duvet inserts are usually fluffier than comforters as well, and unlike comforters, most duvets are plain white, since you can easily jazz 'em up with a cute duvet cover.

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What is the best type of duvet insert filling?

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Alright, so you’ve got a couple different options, and it really boils down to your personal preference:

Traditional, regular down filling typically consists of lightweight goose or duck plumage and feathers—it retains heat well, making it ideal for cold sleepers and winter months, and tends to be on the more expensive side.

For the more budget-conscious (or vegan!), alternative down is usually made of synthetic materials like polyester. It’s a hypoallergenic option that shouldn’t trigger dust or dander allergies the same way regular down might.

For those who are looking for more natural fill options, look for a duvet insert made with bamboo, eucalyptus, wool, or even silk, if you’re feeling splurge-y. Natural fibers tend to be more on the breathable side, so you’ll get the super plush effect of a duvet insert or two without overheating in the middle of the night!

How much does a duvet insert cost?

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The cost of a duvet insert totally depends on the type and quality of the materials used. You can expect to pay more for real down or natural fibers than synthetic fills and shells. Luckily, the duvet inserts included in this article range from under $50 to over $500 for a queen-size duvet, so you can choose based on your budget. Some companies even offer a free trial period for you to sleep-test your duvet insert, so you can truly have peace of mind when committing to your final choice!

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How to choose the best duvet insert

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Selecting a duvet insert is one of those things that is completely left up to personal preferences, but when shopping for the right duvet, here are some things to look for:

Find the right weight

Duvets are notoriously known for being pretty warm—which isn't exactly great for hot sleepers. But the good news is there are different duvet weight options to choose from, so if you tend to have sweaty snoozes but still want that fluffy duvet experience, then you can (literally) rest assured that there’s a lightweight or cooling duvet for you. Typically, you can find duvet inserts available in these weight levels: lightweight, heavyweight, or all-season.

Lightweight options are great for warmer months and hot sleepers, while heavy duvets are fantastic for colder months and cool sleepers. And all-season duvets are exactly what they sound like—duvet blankets that are suitable for year-round use, thanks to their temperature-regulating fill. If you want to get really fancy with it, some companies offer two or three different weight options to really help you customize your sleep experience.

Consider the care instructions

Since duvet inserts are meant to be put inside a duvet cover, they typically only need to get washed every four to six months. However! Spills can and do happen, and getting your duvet professionally laundered can be expensive (not to mention a pain). If you have pets or kids (or just happen to be v spill-prone), consider skipping the spot-clean-only or dry-clean-only duvets for something you can easily toss in the wash at home.

Why trust 'Cosmo'?

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Not to brag or anything, but helping you (yes, you!) obtain The Perfect Night of Sleep™️ is one of our many specialties here at Cosmo. For those who are tired of tossing and turning under an uncomfy duvet at night, our informed editors scoured through reviews to select the duvet inserts that really deserve the hype, all for your next cool, relaxing round of Zzzs. Sweet dreams.

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