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"I love that I can actually adjust this pillow. I took some foam out and it immediately felt better on my neck. It’s soft, supportive, and doesn’t go flat overnight."
Sarah L.
Verified Customer
You save 54%
Traditional retail
A fully adjustable shredded memory foam pillow designed to give you the exact height and firmness you need for deeper, more comfortable sleep.
Adjust the Height & Firmness
Soft or Firm Support, It's Up To You!
MellowSoft™ Shredded Memory Foam
Includes Extra Foam
Hypoallergenic, Antibacterial & 100% Vegan
Approved & Endorsed By Top Chiropractors
30-day trial
hassle-free returns
Overview
Meet the mellow Flex Pillow, designed to give you a truly personalized sleep experience.
Unlike traditional pillows that are either too flat or too firm, this pillow lets you adjust the height and firmness by adding or removing shredded memory foam until it feels just right. The responsive fill gently molds to your head and neck, helping relieve pressure while maintaining support through the night.
Whether you prefer a higher, firmer pillow or a softer, lower profile, the mellow Adjustable Pillow puts you in control, so your pillow fits you, not the other way around.
Care
The removable pillow cover is machine washable.
Wash cold on a gentle cycle and tumble dry low.
Do not wash or dry the shredded foam core.
Materials
Shredded Memory Foam Core
Fully adjustable fill designed to contour to your head and neck while staying breathable and supportive.
OEKO-TEX® Certified Cover
Hypoallergenic, breathable, and made without harmful chemicals.
Extra Foam Fill Included
Comes with a separate bag of additional foam so you can fine-tune comfort over time.
FAQ
How do I adjust the pillow?
Unzip the inner liner and add or remove foam until you reach your preferred height and firmness.
Who is this pillow best for?
It’s ideal for side, back, and combination sleepers who want customizable support.
Is this pillow soft or firm?
It can be either. The feel depends on how much fill you use,more fill for firmer support, less fill for a softer feel.
Does it sleep hot?
The shredded memory foam allows for airflow, helping reduce heat buildup compared to solid foam pillows.
Is it hypoallergenic?
Yes. The materials are hypoallergenic, antibacterial, and OEKO-TEX® Standard 100 certified.
"I love that I can actually adjust this pillow. I took some foam out and it immediately felt better on my neck. It’s soft, supportive, and doesn’t go flat overnight."
Sarah L.
Verified Customer
One Pillow. Your Perfect Fit.
Unlike traditional pillows that are one-size-fits-all, the mellow Flex Pillow lets you customize both height and firmness so it fits you exactly. Add or remove shredded memory foam until it feels just right, no flipping, no guessing, just personalized comfort.
Adjustable Height & Firmness
Unzip the pillow and add or remove foam to dial in your ideal support and loft.
Breathable, Plush Comfort
The flexible fill allows airflow for cooler sleep while staying soft, supportive, and pressure-relieving.
Support Where It Matters
Designed to help keep your head, neck, and shoulders aligned whether you sleep on your back or side.
Real Customers. Real Sleep Upgrades.
Real Customers.
Real Sleep Upgrades.
Frequently asked questions
How do I adjust the pillow?
Unzip the inner liner and add or remove foam until you reach your preferred height and firmness.
Who is this pillow best for?
It’s ideal for side, back, and combination sleepers who want customizable support.
Is this pillow soft or firm?
It can be either. The feel depends on how much fill you use, more fill for firmer support, less fill for a softer feel.
Does it sleep hot?
The shredded memory foam allows for airflow, helping reduce heat buildup compared to solid foam pillows.
Is it hypoallergenic?
Yes. The materials are hypoallergenic, antibacterial, and OEKO-TEX® Standard 100 certified.
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
Explore Our Most Loved Sleep Products
1,000+ Happy Sleepers
Sleep Hot or Cold. One Comforter Does Both.
No more sweating or freezing.
Just better sleep.
