Shaped to fit
Hugs both knees so it doesn't roll off
Bounces back
Memory foam that keeps its shape
Strap, not Velcro
Moves with your leg when you turn over
Knee Pillow
Grey / 9.8 × 9 × 5.1 in / 1 Pillow
$39.99
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The Knee Pillow for Side Sleepers
$39.99
✓ Free tracked shipping (7–12 business days)
✓ Launch deal: add a spare cover for just $8 (ends Oct 15, 2026)
✓ 14-night trial from delivery (details below)
✓ Strap keeps it in place, even if you move around
✓ Removable, machine-washable cover
Your top knee is wrecking your sleep.
Every night on your side, your top leg slides forward and drops onto the mattress. Your hips twist, your lower back gets pulled out of line, and you stay stuck like that for 6–8 hours. That's the stiff, "slept wrong" feeling you wake up with.
Why it keeps happening
You can't hold your legs in place while you're asleep. And a regular pillow between your knees doesn't cut it: it's too wide, too soft, and on the floor by 3am.
The fix
The Good Side Knee Pillow is contoured memory foam that sits between your knees and straps to your leg, so it stays put all night. Knees stacked. Hips level. A more comfortable night on your side.
How to use it
- Loop the strap around your upper leg.
- Lie on your side with the pillow between your knees.
- Sleep. It turns over with you.
Details
- Size: about 9.8 × 9 × 5.1 in (25 × 23 × 13 cm). Fits most adults.
- Core: memory foam (polyurethane)
- Cover: soft heathered polyester, zip-off
- Colors: Grey, Navy
- Care: remove the cover and machine wash it cold; air dry. Don't wash the foam core.
14-night trial
Try it for 14 nights, starting the day it's delivered. If it's not for you, email us to start a return. Return shipping is paid by you, and we refund the full purchase price once the pillow arrives back with us. Full refund policy.
Shipping
Free tracked shipping. Orders ship from our manufacturing partner overseas and arrive in 7–12 business days.
A comfort product for side sleepers, not a medical device. If you have ongoing pain or are pregnant, check with your doctor.
Why does shipping take so long?
Your pillow ships directly from our manufacturing partner overseas instead of sitting in a middle-man warehouse. That's how we keep shipping free and the price down. Every order is tracked.
What if I don't like it?
You have 14 nights from delivery to try it. Return shipping is paid by you. Contact us to start a return, and we'll refund you in full once it's back. See our refund policy for return eligibility and next steps.
Will it fit if I'm tall?
It fits most adults. The pillow sits between your knees, not along your whole leg, so height doesn't matter much. It measures 9.8 × 9 × 5.1 inches.
Will it stay put if I toss and turn?
Yes, that's what the strap is for. It moves with your leg, so you don't wake up hunting for your pillow.
Can I use it while pregnant?
Many side sleepers use a knee pillow during pregnancy for added comfort. It’s a comfort accessory, not medical advice.
How long does shipping take?
Free, 7–12 business days, tracked.
Can I wash it?
Yes, the cover unzips and machine washes cold. Don't wash the foam.
How do I use the strap?
Slip it around your top leg so the pillow stays put overnight.
Keeps your knees stacked
Your top knee stays level with your bottom one, so your hips don't twist while you sleep.
Easy to keep clean
The cover unzips and goes straight in the wash. Just don't wash the foam core.
No more chasing your pillow at 3am.