The Softest Comforter You'll Ever Sleep Under.
Double-stuffed for 2X the fluff, made with baby-grade soft fabric, and built to stay full forever. Sink in tonight and never want to get out.
- Free shipping over $50
- 30-night trial
- Lifetime warranty
The MarshMellow Comforter
The double-stuffed comforter so soft and fluffy you'll never want to get out of bed. Cloud-soft loft, baby-grade fabric, warm in winter and cool in summer.
- Double-stuffed for 2X the fluff, loft you can see and feel
- Class 1 baby-grade fabric, soft enough for sensitive skin
- Heat-adaptive fill, cozy in winter and cool in summer
- 4 colors · Twin to King · 30-night trial
Real Sleepers, Real Reviews
Redefining Sleep. One Innovation At A Time.
Mellow started with a comforter that changed everything. Now, we're building a new standard for sleep with more innovative fabrics, dual-sided cooling, cloud-like pillows, and effortless design. Clean, breathable, and built to adapt. This isn't just bedding. It's the future of sleep.
Why Mellow?
We obsess over the details most brands skip: baby-grade soft fabrics, double-stuffed loft that never goes flat, and cooling tech that actually works. Every product is built to make falling asleep effortless.
Built for Every Sleeper
Hot or cold, side or stomach, light or heavy, our comforters, cooling tech, and pillows are designed to adapt to every type of sleeper.
Innovation in Every Detail
From breathable fibers to ergonomic support and easy-care, machine-washable design, every Mellow product is engineered to give you deeper, more restful sleep, night after night.
Explore Our Most Loved Sleep Products
From adaptive comforters to cloud-like pillows, every Mellow product is designed to make sleep effortless.
CloudAlign™ Pillow
Our #1 ergonomic pillow. 6 sleep zones for support and pressure-relieving comfort.
BodyAlign Cooling Pillow
Full-body support that cradles your arms, hips and knees, so you wake up without the aches.
CloudCool™ Cooling Comforter
Dual-sided comforter. Cool-to-the-touch on one side, soft breathable knit on the other.
Ploof Pillow
Extra-fluffy dual-layer fill that sinks like a cloud and never goes flat.
What Sleepers Are Saying
4.9 average from real sleepersEverything you need to know before you sleep on it.
Real answers to the questions thousands of sleepers asked us before wrapping themselves in a MarshMellow.
Still have questions?
Our real human support team replies in under 24h, no chatbots, no scripts.
Contact us-
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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.