Onyx High Back Ergonomic Posture Chair with Height Adjustable Arms
The Onyx chair is a fresh, contemporary office chair that offers a range of inspired features such as a multi-functional asynchronous mechanism with multiple adjustments and a contoured foam seat and back for extra support and comfort. The Onyx is a top choice for a posture task chair. Available in black or blue fabric and Soft Bonded Leather upholstery options. Optional headrest variant available.
Our Take
The Onyx High Back Ergonomic Posture Chair with Height Adjustable Arms strikes the right balance between comfort, adjustability, and commercial durability — a solid everyday office chair.
Available from UK stock for fast dispatch — typically ships within 2-5 working days.
Positioned at the premium end, reflecting superior materials and a noticeably refined finish.
Who It's For
- ✓Employees working long hours at a desk
- ✓Businesses prioritising ergonomic wellbeing
- ✓Hot-desking environments needing durable chairs
- ✓Home office setups requiring proper support
Features & Specifications
- Contoured foam seat and backrest for maximum user comfort
- Triple lever multi-function mechanism
- Ratchet height adjustable backrest
- Adjust the back angle by 1-20 degrees
- Pump up lumbar support
- Adjust the seat angle by 1-15 degrees
- Seat slide
- Height adjustable arms
- Brushed aluminium 5 star base
- UK crib 5 foam and fabric
About this product
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£528.00 exc. VAT
Onyx High Back Ergonomic Posture Chair with Height Adjustable Arms