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Okay… I don’t usually write reviews, but this thing deserves one. When I pulled it out of the box, I literally said, OMG It’s SO fluffy. Like, not fake fluffy, actually thick and soft in a way that feels expensive. I was worried it’d be too warm because it’s double-stuffed, but it somehow stays perfect without making me sweat.
Megan P.
Verified Customer
2X Fuller Than Any Other Comforter
Double-Stuffed For Extra Fluff
Ultra-Soft Class 1 Baby-Grade Fabric
OEKO-TEX® Certified & Naia™ Sustainable Filling
Heat Adaptive- Cozy in winter, cool in summer.
Fully Machine Washable
Select Size:
Size Guide
Due to high demand this product may not arrive by Christmas.
Due to high demand, King-size
will not ship until November 30th.
30-day trial
hassle-free returns
Overview
Meet the MarshMellow Comforter: soft, plush, and impossibly cozy.
It’s double-stuffed for that ultra-fluffy, marshmallow feel that hugs you just right.
Made with A-Class baby-grade fabric and heat-adaptive vegan fill, it keeps you warm when it’s cold and cool when it’s not perfectly balanced for every season.
Double-Stuffed - Literally 2X the filling
Temperature-Balancing Fibers – cozy, never hot
OEKO-TEX® Class I Certified – baby-safe, hypoallergenic, and chemical-free
100% Vegan – cruelty-free down alternative
Fully Machine Washable – no cover or dry cleaning needed
Materials
Class 1 Baby-Grade Fabric
Silky-smooth and breathable. Certified safe for even the most sensitive skin.
Double-Stuffed Down Alternative Fill
Plush microfiber fill engineered to mimic real down but cleaner, lighter, and cruelty-free.
The double-stuffed design keeps it evenly fluffy with no clumping, even after washing.
OEKO-TEX® Certified: Hypoallergenic, safe for sensitive skin, and responsibly made with ethical and eco-friendly processes.
Naia™ Sustainable Filling: Silky-smooth, breathable, and biodegradable, made from sustainably sourced materials for comfort you can feel good about.
FAQ
What makes the MarshMellow Comforter different from other comforters?
Most comforters flatten or clump over time. The MarshMellow Comforter is double-stuffed with advanced, heat-adaptive vegan fibers and wrapped in A-Class baby-grade fabric. It’s engineered to stay ultra-fluffy, soft, and perfectly balanced year-round giving you that “sleeping in a marshmallow” feeling every night.
Will it keep me too hot while I sleep?
No, that’s the beauty of it. The MarshMellow Comforter uses temperature-balancing fibers that adapt to your body heat. You’ll stay cozy when it’s cool and comfortable when it’s warm, so you never wake up sweaty or chilled.
Is the MarshMellow Comforter safe for sensitive skin?
Absolutely. The shell fabric is OEKO-TEX® STANDARD 100 Class I certified, meaning it meets the highest global safety standards and is even safe for babies. It’s hypoallergenic, antibacterial, and completely free of harsh chemicals or irritants.
Do I need a duvet cover?
You can use one if you prefer, but it’s not necessary. The MarshMellow Comforter is made from buttery-soft, cloud-like fabric that feels luxurious on its own. Plus, it’s fully machine washable, so it’s effortless to care for.
Will the filling shift or clump over time?
Not at all. Our precision box-stitch construction locks the filling in place to prevent any bunching or shifting, even after repeated washing. It stays fluffy, even, and cloud-like for years.
Is it machine washable?
Yes! You can toss the entire comforter in your washing machine, no dry cleaning or covers to remove. Wash cold on a gentle cycle with mild detergent, and either air dry or tumble dry on low. Fluff it afterward to restore that marshmallow loft.
What’s inside the comforter?
Each MarshMellow Comforter is filled with a premium, cruelty-free microfiber blend that mimics the plush loft of down but without the allergens, animal materials, or odor. It’s 100% vegan, clean, and sustainably sourced.
How thick or heavy is it?
It’s double-stuffed for maximum fluff and comfort, yet still lightweight and breathable. Most customers describe it as “the perfect balance,” plush enough for a cozy winter night, breathable enough for year-round use.
Can I use it all year round?
Yes! The MarshMellow Comforter is designed as an all-season comforter. Its adaptive fill regulates temperature naturally, making it ideal for every month of the year.
What sizes does it come in?
It’s available in Twin, Full/Queen, and King/California King, designed with a generous drape for that luxurious, hotel-style look and feel.
Care
Fully machine-washable and hang to dry.
Okay… I don’t usually write reviews, but this thing deserves one. When I pulled it out of the box, I literally said, OMG It’s SO fluffy. Like, not fake fluffy, actually thick and soft in a way that feels expensive. I was worried it’d be too warm because it’s double-stuffed, but it somehow stays perfect without making me sweat.
Megan P.
Verified Customer
MarshMellow Comforter – Extra Fluffy Double-Stuffed Down Alternative All-Season Comforter
Wrap yourself in a MarshMellow for all Night Bliss
The MarshMellow Comforter is double-stuffed for a cloud-soft loft you can see and feel. Crafted from OEKO-TEX® Class I (baby-safe) fabric and filled with adaptive fibers, it delivers unmatched fluff, gentle warmth, and breathable comfort year-round. Hypoallergenic, washable, and built to stay perfectly puffy, this is your softest sleep yet.
Wrap yourself in a MarshMellow for all Night Bliss
The MarshMellow Comforter is double-stuffed for a cloud-soft loft you can see and feel. Crafted from OEKO-TEX® Class I (baby-safe) fabric and filled with adaptive fibers, it delivers unmatched fluff, gentle warmth, and breathable comfort year-round. Hypoallergenic, washable, and built to stay perfectly puffy, this is your softest sleep yet.
01
Double-Stuffed Fill
Twice-filled for extra volume and bounce, the Marshmallow Comforter surrounds you in that weightless, cloud-like feeling every night without trapping heat. Each stitch keeps the fill evenly distributed for lasting loft that never goes flat or clumps.
02
Lightweight Yet Full
Our heat-adaptive vegan fibers adjust to your body’s natural temperature, creating the ideal micro-climate for uninterrupted, deep sleep all year long. No overheating. No chills. Just perfect balance.
03
Baby-Safe, Skin-Kind Fabric
Certified OEKO-TEX® STANDARD 100 Class 1.
That’s the highest global safety rating typically reserved for baby products. It means the fabric is hypoallergenic, antibacterial, and free from harsh chemicals, making it gentle enough for even the most sensitive skin.
04
Hypoallergenic & Antibacterial
Feather-free, cruelty-free, and breathable.
Our down-alternative fill mimics the plushness of goose down without the allergens or animal materials. 100 % vegan and ultra-clean, it keeps your bed fresh, airy, and soft-as-a-marshmallow night after night.
05
No-Clump Construction
Engineered to stay perfectly fluffy.
Precision quilting locks the fill in place, so it stays evenly distributed wash after wash. No cold spots. No bunching. Just consistent, cloud-like comfort that lasts.
06
Machine Washable
Fully washable, no extra covers or dry cleaning required.
Luxury Materials, Thoughtfully Designed.
Class 1 Baby-Grade Fabric
The softest shell you’ve ever felt, crafted with OEKO-TEX® Class I certified material, safe enough for a baby’s skin.
Naia™ Sustainable Fill
Silky, eco-friendly core with hidden air channels keeps airflow moving all night, for breathable comfort.
What Your Comforter Should
Feel Like and Why Others Don’t.
MarshMellow vs. Others
Double-Stuffed Loft
Heat-Adaptive Fibers
Baby-Grade Fabric
100% Vegan
No-Clump Construction
Antibacterial
Yes
Yes
Yes
Yes
Yes
Yes
Standard Comforters
No
No
No
No
No
No
Down Comforters
No
No
No
No
No
No
Frequently asked questions
What makes the MarshMellow Comforter different from other comforters?
Most comforters flatten or clump over time. The MarshMellow Comforter is double-stuffed with advanced, heat-adaptive vegan fibers and wrapped in A-Class baby-grade fabric. It’s engineered to stay ultra-fluffy, soft, and perfectly balanced year-round, giving you that “sleeping in a marshmallow” feeling every night.
Will it keep me too hot while I sleep?
No, that’s the beauty of it. The MarshMellow Comforter uses temperature-balancing fibers that adapt to your body heat. You’ll stay cozy when it’s cool and comfortable when it’s warm, so you never wake up sweaty or chilled.
Do I need a duvet cover?
You can use one if you prefer, but it’s not necessary. The MarshMellow Comforter is made from buttery-soft, cloud-like fabric that feels luxurious on its own. Plus, it’s fully machine washable, so it’s effortless to care for.
Will the filling shift or clump over time?
Not at all. Our precision box-stitch construction locks the filling in place to prevent any bunching or shifting, even after repeated washing. It stays fluffy, even, and cloud-like for years.
What’s inside the comforter?
Each MarshMellow Comforter is filled with a premium, cruelty-free microfiber blend that mimics the plush loft of down, but without the allergens, animal materials, or odor. It’s 100% vegan, clean, and sustainably sourced.
Can I return it if I don’t love it?
Yes. Every comforter comes with a 30-night risk-free trial. If it’s not the best sleep you’ve had, send it back, no hard feelings.
Is it good for sensitive skin?
Yes. mellow is made with OEKO-TEX® certified fabrics that are hypoallergenic and safe for sensitive skin. It’s clean, breathable, and antibacterial by design.
How thick or heavy is it?
It’s double-stuffed for maximum fluff and comfort, yet still lightweight and breathable. Most customers describe it as “the perfect balance,” plush enough for a cozy winter night, breathable enough for year-round use.
Can I use it all year round?
Yes! The Marshmallow Comforter is designed as an all-season comforter. Its adaptive fill regulates temperature naturally, making it ideal for every month of the year.
Real Customers.
Real Sleep Upgrades.
Real Customers. Real Sleep Upgrades.
trusted by thousands of Happy sleepers
Real people are sleeping deeper, cooler, and more comfortably with mellow.
of mellow Sleep at their ideal temperature
would recommend mellow to their family and friends
of mellow customers have left 5 star reviews
