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Check out [Save More When You Bundle](https://mellowsleep.com/pages/shop)• [Up to 50% Off Sitewide](https://mellowsleep.com/pages/shop)• ## Best Sellers [](https://mellowsleep.com/products/cloud-alignment-pillow "CloudAlign Pillow") BESTSELLER [](https://mellowsleep.com/products/mellow-hotel-pillow "Waterproof & Stain-Resistant Hotel Pillow") [](https://mellowsleep.com/products/marshmellow-comforter "MarshMellow Comforter") BESTSELLER [](https://mellowsleep.com/products/mellow-flex-pillow "Flex Pillow") [](https://mellowsleep.com/products/waterproof-stain-resistant-hotel-pillow-copy "Waterproof & Stain-Resistant Hotel Pillow (2-Pack)") [](https://mellowsleep.com/products/cloudalign%E2%84%A2-pillow-2pk-bundle "2 CloudAlign Pillows + 2 Free Cooling Pillowcases") BESTSELLER Spring Kickoff Sale: Up to 50% Off Order Now 5 Reasons This Pillow Is Replacing $150 'Orthopedic' Pillows Everywhere      223+ Reviews Learn More → As Seen On   5 Reasons This Pillow Is Replacing $150 'Orthopedic' Pillows Everywhere      223+ Reviews Learn More → As Seen On  # **Let’s be honest…** # If you’re a side sleeper, you often wake up with an arm that feels like it’s going to fall off. You've tried pillow after pillow. Higher loft, lower loft, expensive, and every single time you got the same result. # Another dead arm, another pinched shoulder, and another day with a stiff neck. # Why? # **Because 93% of pillows take a "one size fits" approach.** # They were never made for the way you sleep. # **The Mellow Flex Pillow was built to fix that.** # Here are 5 reasons side sleepers are switching. You Can Adjust the Height AND Firmness To Fit Your Body 1  You Can Adjust the Height AND Firmness To Fit Your Body 1 This is the #1 reason people switch. Most pillows force you to pick. Soft or firm. High or low. And you’re stuck with whatever you get. The Mellow Flex Pillow works differently. It uses the [**AdjustFill™ System****,**so](https://mellowsleep.com/products/mellow-flex-pillow) you're in control. **Remove foam** for a softer, lower profile **Add foam** for a firmer, higher loft You control the height. You control the firmness. And it comes with extra foam included so you can fine-tune it over time. _💬 "I adjusted the height and firmness until it was right. No more pillow frustration."_— **Rachel R.** The Shredded Foam Won’t Go Flat Like Your Last Pillow 2 The Shredded Foam Won’t Go Flat Like Your Last Pillow 2 Have you ever noticed how most pillows feel great for a few months, then slowly go flat? That's because they were filled with cheap polyester or low-density foam. It clumps, compresses, and goes flat. The Flex Pillow uses shredded MellowSoft™ memory foam instead. Shredded foam moves and rebounds independently. So instead of one solid piece compressing under your head every night, hundreds of small pieces shift, recover, and hold their shape. **Other pillows are designed to be replaced. This one is designed to be refilled.** If the loft ever settles over time, just unzip and add more foam. Extra foam is included with every pillow. 💬 _"I can add fill as the pillow compresses over time. This pillow will last forever."_ — **Larry L.,** Chiropractors Helped Design It for Proper Neck Alignment 3  Chiropractors Helped Design It for Proper Neck Alignment 3 The Mellow Flex AdjustFill™ System was developed with input from licensed chiropractors. Side sleepers have it the hardest when it comes to neck alignment. You're turning your head to one side all night. If your pillow is too thick, your neck bends at an angle it was never meant to hold for 8 hours. That's where most neck stiffness actually comes from. Not your mattress. Not your sleeping position. Your pillow height. **The Flex Pillow lets you remove foam until your neck sits flat and neutral. No more waking up feeling like you slept wrong.** 💬 _"The ability to adjust the fill means the sleeper decides what ‘perfect support’ feels like for their body."_ — **Dr. Heim, Chiropractor** The Materials Your Face Sleeps on Matter Too 4  The Materials Your Face Sleeps on Matter Too 4 Think about it. Your face is against your pillow all night. You're breathing through it. Your skin is absorbing whatever it's made of. Most pillows are covered in fabrics treated with chemicals you can't pronounce. That can mean breakouts, irritation, or waking up with puffy, reactive skin. The Flex Pillow's cover is **OEKO-TEX certified.** That means it's been tested safe from over 350 harmful substances. I **t's hypoallergenic, antibacterial, and 100% vegan.** A pillow that's good for your neck _and_ safe for your skin. _💬 "I have super sensitive skin and I was worried about switching pillows. No breakouts, no irritation. Just soft."_— **Michelle J** 30-Night Trial + Extra Foam Included (So There’s Zero Risk) 5  30-Night Trial + Extra Foam Included (Zero Risk) 5 At this point, you might be thinking: sounds great, but what if it doesn't work for me? Fair. You've been burned before. But here's what makes this different from other "risk free" trials. **Extra foam ships with every pillow.** You customize it from night one and adjust to your preference. **1-year warranty.** Most pillows at this price don't offer any warranty. If anything goes wrong, they replace it. **If your sleep position changes, it adapts with you.** Side, back, stomach. One pillow that adjusts to however you sleep. Right now, the Mellow Flex is **50% off at just $49** (down from $99.99). Plus free shipping on orders over $100. A year from now, you'll either still be buying pillows that go flat in three months. Or you'll be sleeping on the one pillow you never need to replace. _💬 "Best pillow investment because I can adjust it forever. No more pillow shopping."_ **— Donna Q.** ## The Ideal Pillow For Side Sleepers  ## The Ideal Pillow For Side Sleepers  Adjustable Fill Technology  Baby-Safe Fabric  Stays Fluffy For Years  Hypo Allergenic & Antimicrobial Order Your Flex Pillow Now Mellow Flex Pillow vs Others Adjustable Height Adjustable Firmness Extra Fill Included Chiropractor Endorsed 1-Year Warranty Flex Pillow Other Pillows      Your Deserve Better Sleep A year from now, you’ll either still be buying pillows that go flat in three months. Or you’ll be sleeping on the one pillow you never need to replace. The Mellow Flex is 50% off right now at just $49. It comes with extra foam, a 30-night trial, and a 1-year warranty. You deserve better than another pillow that gives up on you. **P.S.** Over 220 verified customers gave this pillow five stars. Most of them tried 10+ pillows before finding the Mellow Flex. Your future self will thank you for this one. 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[\\ \\ CloudAlign Pillow\\ \\ ★★★★★(34,672 reviews)\\ \\ $100.00$49.00Shop Now\\ \\ Shop Now](https://mellowsleep.com/products/cloud-alignment-pillow) [\\ \\ MarshMellow Comforter\\ \\ ★★★★★(10,876 reviews)\\ \\ $200.0099.99Shop Now\\ \\ Shop Now](https://mellowsleep.com/products/marshmellow-comforter) [\\ \\ Hotel Pillow\\ \\ ★★★★★(6,741 reviews)\\ \\ $59.99$29.99Shop Now\\ \\ Shop Now](https://mellowsleep.com/products/mellow-hotel-pillow) [\\ \\ Cooling Comforter\\ \\ ★★★★★(2,463 reviews)\\ \\ $129.00$79.99Shop Now\\ \\ Shop Now](https://mellowsleep.com/products/cloud-cold-comforter-white) ### Your cart is empty [Continue Shopping](https://mellowsleep.com/pages/shop) How About these? [](https://mellowsleep.com/products/marshmellow-comforter) [**MarshMellow Comforter**](https://mellowsleep.com/products/marshmellow-comforter) ★★★★★☆(14436 reviews) $200.00$84.99 White / Twin/TwinXLWhite / Full/QueenWhite / King/Cali KingAdd mellowsleep.com # mellowsleep.com is blocked This page has been blocked by an extension - Try disabling your extensions. ERR\_BLOCKED\_BY\_CLIENT Reload This page has been blocked by an extension  mellowsleep.com # mellowsleep.com is blocked This page has been blocked by an extension - Try disabling your extensions. ERR\_BLOCKED\_BY\_CLIENT Reload This page has been blocked by an extension  mellowsleep.com # mellowsleep.com is blocked This page has been blocked by an extension - Try disabling your extensions. ERR\_BLOCKED\_BY\_CLIENT Reload This page has been blocked by an extension  mellowsleep.com # mellowsleep.com is blocked This page has been blocked by an extension - Try disabling your extensions. 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