Protect Your Coccyx & Feel the Difference All Day
Memory foam cushion with a hollow core to relieve tailbone pressure. Engineered for office chairs, car seats, and anywhere you sit.
From Aching to Effortless Sitting
Sitting shouldn't hurt. This cushion changes everything.
Why Sitting Becomes Painful
Standard chairs flatten your natural curves, concentrating weight on sensitive tailbone and hips. Over hours, this leads to nagging discomfort and poor posture.
Ergonomics Meets Memory Foam
Our hollow center design cradles the coccyx while memory foam molds to your shape. Elevated edges wrap around your buttocks for even support.
All-Day Comfort, Everywhere
From the office to long drives, you'll forget you're sitting on a cushion—until you stand up and realize there's no ache. Posture improves, energy returns.
Engineering That Works
A closer look at what makes this cushion different.
Hollow Core Protects Tailbone
The central cavity suspends your coccyx, eliminating direct pressure. Say goodbye to that end-of-day ache.
Breathable Fabric, No Heat Buildup
The premium cover wicks moisture and stays cool even after hours. Invisible zipper and sealed edges for a clean, durable finish.
Stays Put, Even on Leather
A non-slip grip base keeps the cushion firmly in place on office chairs and car seats—no readjusting needed.
Performance Measures
What makes this cushion a superior choice.
Under the Hood
Everything that goes into the cushion.
- Core material
- High-density memory foam
- Cover material
- Breathable polyester blend
- Thickness
- 6 cm (2.4 in)
- Dimensions (W x D)
- 45 x 40 cm (17.7 x 15.7 in)
- Weight capacity
- 120 kg (265 lbs)
- Rebound time
- 3–5 seconds
- Zipper type
- Invisible, integrated edge seal
- Base
- Non-slip grip dots
Dimensions at a Glance
See how it fits before you buy.
- Width 45 cm (17.7 in)
- Depth 40 cm (15.7 in)
- Height 6 cm (2.4 in)
Roughly the size of a large laptop — fits most standard chairs.
Available Colors
Choose the finish that suits your space.
- Charcoal Gray
- Slate
- Dark Heather
Care & Maintenance
Simple steps to keep your cushion like new.
- Cover washingRemove cover; machine wash cold, gentle cycle
- DryingAir dry only; do not tumble dry
- Foam coreSpot clean only with mild detergent; do not submerge in water
- AvoidDo not bleach, iron, or dry clean
What’s Included
Everything that arrives in the box.
- Memory foam cushion×1Charcoal gray
- Removable cover×1Breathable, machine washable
Real Results from Real Sitters
What customers say after using the cushion daily.
Finally, a cushion that actually supports my tailbone. No more pain after work.
Took a day to get used to, but now my posture feels noticeably better.
The non-slip base works perfectly on my leather office chair. No sliding at all.
Finally, a cushion that actually supports my tailbone. No more pain after work.
Took a day to get used to, but now my posture feels noticeably better.
The non-slip base works perfectly on my leather office chair. No sliding at all.
The hollow design really works. I can sit through 3-hour meetings without squirming.
I drive 4 hours a day and this cushion has made the drive almost enjoyable.
My sciatica has improved dramatically since I started using this cushion.
The hollow design really works. I can sit through 3-hour meetings without squirming.
I drive 4 hours a day and this cushion has made the drive almost enjoyable.
My sciatica has improved dramatically since I started using this cushion.
Quality is insane—the fabric, the zipper, the foam... you can tell it's built to last.
Wish I bought this years ago. My tailbone thanks me.
Good firmness, not too soft. Perfect for my home office.
Quality is insane—the fabric, the zipper, the foam... you can tell it's built to last.
Wish I bought this years ago. My tailbone thanks me.
Good firmness, not too soft. Perfect for my home office.
Questions You Might Have
Straight answers to common concerns.
Is the cushion worth the premium price?
Will it fit my chair?
How long does the memory foam last?
Does it get hot?
Is the cover removable?
Can I use it in a car?
Sit Smarter Today
Experience the difference ergonomic support makes. Add this cushion to your chair and feel the relief.