Side Sleepers Who Want More Height
Many people find a higher, firmer pillow more comfortable when sleeping on their side. CrownLift Insert lets you fine-tune the height of the pillow you already love.
Sanctuary Sleep Co. — The Adjustable Pillow Insert System
One simple change to your pillow could make all the difference in how you wake up every day and how you lie down every night.

The cervical support insert for adjustable pillows that sag, flatten, and let your neck fall through the night.
Used by doctors at Carolina Neurosurgery & Spine Associates.
Used by speech therapists at Atrium Health Carolinas Rehabilitation.
As Featured In

“When No One Else Could See It, They Did” — Danielle’s story
Read the feature →
“What an incredible product I didn't know I needed. I was gifted a Crown Lift and instantly noticed a difference in my sleep quality and overall neck comfort. Because of this I got one for a family member going through cervical surgery and recovery and it was been a lifesaver for her. She’s able to c…”
— Daja Brison · Speech Therapist, Atrium Health Carolinas Rehabilitation
Read more verified reviews →This is Crown Lift®
Same pillow. Same pillowcase. Real support underneath — adjustable to 1", 2", or 3".
I didn't invent the Crown Lift® pillow insert in a lab. I invented it recovering from spine surgery, lying awake feeling my neck fall through a pillow that used to hold me up. I needed something that would move with me through the night — not something I had to keep adjusting.
CrownLift Insert is that fix. It's built from what actually failed me — not from a spec sheet.

— Danielle Canter, Founder
Read the full story →
The Crown Lift® pillow insert name is inspired by a posture cue yoga instructors, Pilates teachers, and physical therapists use — imagining a subtle lift through the crown of the head to create length and ease compression in the neck.
That cue works when you're awake and in control. CrownLift Insert® was built for the hours when you're not — while you sleep and your pillow takes over the job your posture was doing all day.
Read the full story →You know the moment. You reach back and feel it — the crater where support used to be. That's fill migration, and it's why your "adjustable" pillow stopped adjusting months ago.
Real crater

Pick what's keeping you up — we'll show you exactly how CrownLift Insert® helps.

Use the pillow you already own

Includes the adjustable BETU pillow, extra fill, and setup guide
Same support either way
Slide CrownLift Insert into the one you already love, or complete the set. Either way, the support fits you.
Unzip the pocket, insert, re-zip. That's it.
Full refund if it isn't for you. No return required.
Every adjustable pillow on the market says the same thing: don't like how it feels? Adjust it. But the truth is — even adjustable pillows sag. The fill compresses. The support disappears. And your neck pays for it every morning.
CrownLift Insert is the insert that goes inside your pillow and gives your neck the support it's actually missing.
"Your pillow isn't the problem.
The sag is."

An adjustable height insert that goes inside the pillow you already own. A comfort accessory — not a medical device, and not intended to diagnose, treat, cure, or prevent any condition.
Many people find a higher, firmer pillow more comfortable when sleeping on their side. CrownLift Insert lets you fine-tune the height of the pillow you already love.
If you wear headgear, eye masks, or other bedtime accessories, a steadier pillow height can feel more comfortable. CrownLift Insert holds its shape so your pillow doesn't flatten out under you.
Some people simply sleep more comfortably with their head a little higher. CrownLift Insert adds gentle, adjustable elevation inside your existing pillow.
You fold it, punch it, flip it, stack it. CrownLift Insert's stackable 1", 2", and 3" inserts let you dial in the exact height that feels best to you.
Any standard bed pillow works — yours, your favorite, even a cheap one.
Choose your foam pillow-insert height: 1-inch, 2-inch, or 3-inch of cervical-spine support.
Your pillow does the soft work. The CrownLift Insert® pillow support does the neck work.

The Crown Lift® System features interchangeable 1-inch, 2-inch, and 3-inch foam pillow inserts designed to slide inside a standard pillowcase and support the cervical spine. Start light. Build up. Find your lift.
A 1-inch foam pillow insert — a gentle cervical-support correction for the sag in a pillow you already love.
A 2-inch foam pillow insert — the middle path for neck support. Most sleepers settle here within a week.
A 3-inch foam pillow insert — for deeper pillows and sleepers who want full cervical-spine lift.
CrownLift Insert comes with free access to The Clue-Less House — a companion app built by the same founder, designed to help you track your sleep and see what's actually working.
As you try different lift heights, log how you're sleeping each night. Over time, you'll see your own pattern — which height felt best, how consistent your support was, and how your mornings changed.
It's not a medical tracker. It's a simple way to notice what your body already knows.
Free with your CrownLift Insert purchase.

I didn't build this from a boardroom.
I built it from a recovery room.
After major spine surgery, I searched for something — anything — that would give my neck real support while I slept. I couldn't find it. Every pillow either felt great for a week and then sagged, or never felt right at all.
So I invented CrownLift Insert. An insert that slides inside the pillow you already own and gives your neck the support it's missing. Not another pillow. Not another gimmick. Just the lift.
— Danielle Canter, Founder & Inventor · Sanctuary Sleep LLC


CrownLift Insert slides inside the pillow you already love — adjustable, removable, and tuned to your neck. Your pillow stays. The sag goes.
What happens when your pillow finally gets the support it was missing.
"I am absolutely loving the Crown Lift pillow system. I was having significant neck pain and have used it every night for almost a month, and my pain has almost completely resolved. I'm typically a side sleeper, but since starting the system I wake up more and more on my back — which is also helping with chronic lower back pain. So grateful to Danielle for designing this. I'll be recommending it to everyone I know."
— Trish Q. · Verified Buyer
"I was not prepared for the level of difference this would make. I started with the 1-inch insert, and once I adjusted, it felt like everything just clicked into place — the support I didn't realize I'd been missing. The improvement in my neck and head pain has been incredible, and my sleep has been completely transformed. Real, uninterrupted, actually restful sleep."
— Kemp H. · Verified Buyer
30-night guarantee. Full refund — not store credit — if it's not the fix your neck needed.
Answer 4 quick questions and we'll match your CrownLift Insert® configuration — 1", 2", or 3".
Take the 60-second quiz →Get sleep tips + be first to know about new products.
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