The Complete Sitting Bundle
The Complete Sitting Bundle
Seat Cushion + Lumbar Support Pillow
Support from below and behind — the two pieces that fix a desk chair, together.
Free shipping in Australia · Dispatched in 1–2 business days
- 30-day comfort guarantee
- Both pieces ship together, free within Australia
- Fits office chairs, dining chairs and car seats
What's in the bundle
- 1OrthoCore Seat CushionMemory-foam cushion with a U-shaped cut-out that takes pressure off your tailbone — so long sits stop aching.
- 2OrthoCore Lumbar Support PillowContoured back rest that fills the gap behind your lower back and holds it in a natural, upright curve.
Designed to work together
Fixes the seat
Lifts and cushions so your weight sits evenly instead of pressing on one spot.
Fixes the back
Fills the hollow behind your lower back so you stop slumping forward through the afternoon.
Specifications
| Seat cushion | Memory foam, U-shaped coccyx cut-out, non-slip base, washable cover |
| Lumbar pillow | Contoured memory foam, breathable cover, adjustable strap for any chair |
| Best for | Office chairs, dining chairs, car seats, working from home |
| In the box | 1 × seat cushion, 1 × lumbar pillow |
| Shipping | Free within Australia, dispatched in 1–2 business days |
Common questions
Will they fit my chair?
Both pieces suit standard office and dining chairs. The lumbar pillow has an adjustable strap that loops around the backrest, and the seat cushion sits on any flat seat with a non-slip base.
Can I use them in the car?
Yes. Plenty of customers use the seat cushion and lumbar pillow in the car as well as at a desk.
How is this cheaper than buying them separately?
The bundle discount is applied automatically at checkout — you'll see A$19.95 come off once both pieces are in your cart.
How long does delivery take?
Orders are dispatched within 1–2 business days and shipping within Australia is free. You'll get a tracking link by email as soon as it's on its way.
What if it's not right for me?
Every order is covered by our 30-day comfort guarantee. If it's not working for you, email support@onlinetrenz.com and we'll sort out a refund.
These products are designed for postural support and general comfort. They are not medical devices and are not intended to diagnose, treat, cure or prevent any medical condition. If you have a diagnosed condition, are pregnant, or are recovering from surgery, please consult a healthcare professional before use.