S9 Basic Ergonomic Office Chair
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Description
1. One-Touch Precision Control
Adjust seat depth, tilt angle, and height with a single button. Seamlessly switch between work and relaxation without any complicated adjustments.
2. Wired Control Base for Reliable Stability
The wired control mechanism integrates all adjustments into one stable, durable system. Delivers smooth, responsive control with lasting reliability — no looseness or wobble, even after long-term use. Supports up to 300 lb.
3. Premium Breathable Mesh & Solid Build
High-elastic breathable mesh provides firm yet comfortable support for long sitting hours. The reinforced frame ensures long-lasting durability and stability.
4. Silent Rollers & Reliable Details
Smooth PU casters glide quietly across any surface. SGS-certified class-4 gas lift ensures safe and stable height adjustment every time.
Specification
| Product Dimensions | 28.1" W × 28.1" D × 45.5"–52.8" H |
| Seat Height | 19.1"–22.2" |
| Seat Depth | 16.7"–18.9" |
| Seat Width | 20.3" |
| Headrest Adjustment | Adjustable height & angle |
| Armrest Height | 7.7"–10.2" |
| Back Recline Positions | 105° / 116° / 130° |
| Armrest | 3D adjustable armrests |
| Hydraulic Gas Piston | Class 4 gas lift, 5 cm travel |
| Recommended User Height | 61"–73" |
| Product Weight | 43.7 lbs / 47.2 lbs |
| Weight Capacity | 300 lbs |
| Package Dimensions | 31.5" × 25.6" × 20.9" |
| Package Weight | 54.9 lbs / 58.4 lbs |
| Number of Packages | 1 |
Buy In Bulk
| Quantity | Discount |
|---|---|
| 3-4 | 3% |
| 5-9 | 5% |
| 10-29 | 7% |
| 30+ | 10% |
Return & Refund Policy
You may request a return or exchange within 60 days of receipt. Items must be in original packaging and saleable condition.
- Free return shipping if item is defective, damaged, lost, or incorrect.
- Customer pays shipping if due to preference, no longer needed, or incorrect info provided.
- Refunds are processed within 2–5 business days after inspection (may take 3–7 business days to reflect).
- Report any missing or damaged items within 7 days.
- The compressed sofa is not eligible for return or exchange after being unpacked.
For more details, please refer to our full Return & Refund Policy on the Returns page.
S9 Basic Ergonomic Office Chair
Ergonomisches-Design
Designed to Support Your Body Naturally
Full Body Ergonomic Support
Experience comfort from head to waist. The adjustable headrest supports your neck, the curved backrest aligns your spine, and the dynamic lumbar cushion relieves lower back pressure
Fully BIFMA certified
Backrest tested to 120,000 fatigue cycles
Seat cushion durability tested to 100,000 cycles
Base tested to withstand ~300 lbs impact and ~2,500 lbs static load
Armrests tested to 60,000 fatigue cycles
Gas lift tested to 100,000 lift cycles
Castors tested to 100,000 rolling cycles
Easy Adjustment
Assemble in minutes and adjust with ease—quick setup, easy comfort.
Smooth & Silent Rollers
Low-noise PU wheels glide silently, perfect for home or office use.
Premium Gas Cylinder
SGS Class‑4 gas lift for smooth, durable height adjustment.
About the factory
established in
2000
More Services
Shipping
Free & Fast Delivery
Packaging
Secure & Eco-Friendly
Service
Support & Guidance
Warranty
Up to 10-Year Warranty
Returns
30-Day Return Policy
Payment
Secure & Flexible Checkout