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PureBaseUSA

Ergonomic Seat Cushion

Ergonomic Seat Cushion

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See Why Thousands Refuse to Sit Without It

Sit Longer Without Pain Again

It reduces pressure on your tailbone and supports your lower back—at work, in the car, or at home.

Less pressure with the tailbone cut-out
More support for your lower back
More comfort anywhere you sit
PureBase OrthoSeat Cushion demo

Works with any seat, anywhere

Works with any seat anywhere
Vehicle seat

Vehicle Seat

Less pain on long drives and daily commutes.

Office chair

Office Chair

More comfort for long workdays at your desk.

Home use

Home Use

Sit longer on the sofa or dining chair with less pressure.

Wheelchairs

Wheelchairs

Better support for daily sitting comfort.

Improves posture and circulation naturally

Most car seats and office chairs are flat and hard. Over time, this can cause back pain, tailbone pressure, and tired legs.

This cushion helps your body sit more naturally and feel better during long sitting.

Improves posture and boosts circulation
Better posture while sitting
Less pressure on thighs and tailbone
More comfort for long drives and workdays

Why Experts Recommend OrthoSeat™

Recommended by physiotherapists and trusted by thousands of users, this cushion helps reduce tailbone pressure and lower back discomfort during long hours of sitting.

Physio specialist holding seat cushion

I recommend this to people who sit for long hours and struggle with lower back or tailbone pain. The firm support helps keep the body in a healthier sitting position.

— Shannon O. Physio Specialist
Real People. Real Relief.

See why thousands are sitting comfortably again.

Customer holding cushion

Comfort that lasts

“I sit for hours every day. With this cushion, I feel less pressure and more comfortable.”

Margaret T.

Verified customer

Customer holding cushion

Feels better every day

“I use it at my desk and in the car. Sitting feels easier and I’m less sore after long days.”

Jessica M.

Verified customer

PureBase OrthoSeat Cushion – 60 day guarantee

Try it now, risk-free

Try it for 60 days. If you don’t feel better, you get a full refund.

No hassle. No fine print. You only keep it if it works for you.

Quick answers, no confusion

Simple FAQ to help you decide fast.

Will this help with tailbone or lower back pain?

Yes. The tailbone cut-out reduces pressure, and the shape gives lower back support. Most people feel more comfort fast.

How fast will I feel a difference?

Many people notice less pressure in 10–15 minutes. For long-term pain, it improves as you use it daily.

Can I use it in the car, office, and at home?

Yes. It works great on car seats, office chairs, sofas, and even wheelchairs.

Will it flatten after a few weeks?

No. It uses high-density memory foam designed to keep its shape for everyday use.

How do I clean it?

The cover is removable. Unzip it and machine wash on gentle. Air-dry for best results.

What if I don’t like it?

You’re covered by a 60-day money-back guarantee. Try it at home — keep it only if it works for you.

Tip: If you sit a lot (work, driving, gaming), this is the easiest “first step” to feel better — without expensive chairs.