4D Armrests
Adjustable in multiple directions to help you find a more natural working position.
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KAELIX / 01
KAELIX Ergonomic Chair
A premium ergonomic chair engineered for long days, precise adjustment and modern workspaces. Mesh back, high-density foam seat, R350 aluminium alloy base.
$499.99USD
Free US shipping
30-day money-back guarantee
1-year warranty
SGS tested
Estimated delivery: 2–4 business weeks including processing and shipping. Continental United States only; Hawaii excluded. Door-to-door delivery.
Why it matters
Support where you need it, all day.
Every adjustment on the KAELIX chair exists for one reason: to help you sit better and feel better through long working days.
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01
Lower back support
A vertically adjustable lumbar support lets you place support where your lower back needs it, helping you maintain the natural curve of your spine.
Made possible by: Vertical lumbar support
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02
Better posture, naturally
Four recline positions, a sliding seat and 4D armrests make it easier to sit upright without forcing it, so good posture feels natural, not rigid.
Made possible by: Four-position recline, sliding seat, 4D armrests
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03
Neck and shoulder comfort
A 2D adjustable headrest and 4D armrests support your head and arms, designed to help reduce tension in your neck and shoulders.
Made possible by: 2D headrest, 4D armrests
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04
Comfort for long sessions
A high-density foam seat with a curved, load-distributing profile keeps you comfortable through eight-hour days.
Made possible by: High-density foam seat
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05
Stays cool
A breathable mesh back lets air flow so you stay comfortable as the day goes on.
Made possible by: Breathable mesh back
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06
Built to last
An R350 aluminum alloy base and a chrome-plated Class 4 gas lift, with a maximum tested capacity of 661 lb, for stability you can trust.
Made possible by: SGS-tested structure
Try it risk-free for 30 days.
Shop the KAELIX Chair
Free US shipping · 30-day money-back guarantee · 1-year warranty
KAELIX is designed for comfort and support and is not a medical device.
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See it in action
Premium comfort, in motion.
Watch how the KAELIX Ergonomic Chair adjusts to you.
Premium build
R350 aluminum alloy base, breathable mesh back and a chrome-plated Class 4 gas lift.
Adjusts to you
4D armrests, 2D headrest, vertical lumbar support and a sliding seat.
Backed by us
30-day money-back guarantee and a 1-year warranty.
The detail
A premium ergonomic chair engineered for long days, precise adjustment and modern workspaces.
Designed around you
- 4D Armrests – adjustable armrests for a more natural working position.
- Vertical Lumbar – vertically adjustable lumbar support.
- 2D Headrest – adjustable headrest.
- Sliding Seat – forward and backward seat adjustment with high-density foam.
- Four-Position Recline – four locking positions across the 105°–131° range.
- Class 4 Gas Lift – chrome-plated, paired with an R350 aluminum alloy base.
Black · One configuration
Specification
- Color
- Black
- Materials
- Mesh / Aluminum / Plastic
- Seat
- High-density foam
- Armrests
- 4D adjustable
- Lumbar support
- Vertically adjustable
- Headrest
- 2D adjustable
- Recline
- 4 positions · 105°–131°
- Seat adjustment
- Forward / backward sliding
- Gas lift
- Class 4 chrome-plated
- Base
- R350 aluminium alloy
- Tested capacity
- 661 lb (300 kg)
- Base static pressure test (not a user capacity rating)
- ≈2,504 lb (1,136 kg)
- Testing
- SGS
- Product weight
- 32 lb (14.5 kg)
- Overall dimensions
- 24.8 in W × 25.6 in D × approx. 46.9–49.2 in H (63 × 65 × 119–125 cm)
- Seat dimensions
- 18.9 in W × 18.1 in D (48 × 46 cm)
Size & fit
Find your fit.
KAELIX adjusts to you, not the other way around. Here are the dimensions and how to set the chair up.
- Overall dimensions
- 24.8 in W × 25.6 in D × approx. 46.9–49.2 in H (63 × 65 × 119–125 cm)
- Seat width and depth
- 18.9 in W × 18.1 in D (48 × 46 cm)
- Product weight
- 32 lb (14.5 kg)
- Maximum tested capacity
- 661 lb (300 kg)
- Recline range
- 4 positions · 105°–131°
- Adjustable features
- 4D armrests · Vertical lumbar · 2D headrest · Sliding seat · Four-position recline · Class 4 gas lift
Set it up in four steps
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01
Set the height so your feet rest flat on the floor with knees near 90°.
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02
Slide the seat so there is a small gap between the seat edge and the back of your knees.
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03
Move the lumbar support to the curve of your lower back.
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04
Adjust the armrests so your shoulders stay relaxed and your elbows are near 90°.
Good to know
Delivery, testing and warranty.
Free door-to-door shipping across the continental United States. Estimated total delivery is 2–4 business weeks including processing and shipping. Hawaii is excluded. You will receive email updates throughout the delivery process.
The chair arrives unassembled and requires assembly. The procedure is straightforward and documented step by step in the included instructions.
Tested by SGS for load, stability, durability and static pressure. The chair has a 661 lb (300 kg) maximum tested capacity.
Return the chair free within 30 days under our money-back guarantee; a chair received damaged qualifies for a full refund. The 1-year warranty covers manufacturing defects and production-related technical problems across the chair and its components. Change of mind is handled through the 30-day return policy.
Precise by design
Every adjustment, explained.
The KAELIX chair is built around five adjustment systems and one structural foundation.
Vertical Lumbar Support
Move the lumbar support vertically to meet your preferred seated position.
2D Headrest
Adjustable support that extends the chair's considered geometry beyond the backrest.
Sliding Seat
Move the seat forward or backward to personalise your seating position.
Four-Position Recline
Four locking positions across a 105°–131° recline range.
Class 4 Gas Lift
A chrome-plated Class 4 gas lift paired with an R350 aluminium alloy base.
Compare
How KAELIX stacks up.
The adjustability of a premium ergonomic chair, without the premium price.
| Feature | Our chairKAELIX Ergonomic Chair | Basic chair (≈ $300) | Premium brand chair |
|---|---|---|---|
| Price | $499.99 | ≈ $300 | $1,000+ |
| 4D adjustable armrests | |||
| Vertically adjustable lumbar support | |||
| 2D adjustable headrest | Often extra | ||
| Forward/backward sliding seat | Varies | ||
| Four-position locking recline (105°–131°) | |||
| Breathable mesh back | |||
| Aluminum base and Class 4 gas lift | Often nylon | ||
| Free US shipping and 30-day money-back guarantee | Varies |
Comparison reflects typical features of chairs in each category; specifications and prices vary by model.
Shop the KAELIX Chair
Free US shipping · 30-day money-back guarantee · 1-year warranty
Protected from day one
Bought once. Supported properly.
Free US Shipping
Door-to-door delivery across the continental United States. Estimated 2–4 business weeks. Hawaii excluded.
30-Day Money-Back Guarantee
Free returns within 30 days. A chair received damaged qualifies for a full refund.
1-Year Warranty
Coverage for manufacturing defects and production-related technical problems across the chair and its components.
Questions, answered
Before you order.
Delivery, assembly, testing, the 30-day money-back guarantee and the 1-year warranty.
Door-to-door shipping is free across the continental United States. Hawaii is excluded. Estimated total delivery is 2–4 business weeks including processing and shipping.
The chair arrives unassembled and requires assembly. The procedure is straightforward, documented step by step, and not difficult to complete.
The KAELIX Ergonomic Chair has a maximum tested capacity of 661 lb (300 kg).
The KAELIX Ergonomic Chair measures 24.8 in W × 25.6 in D × approx. 46.9–49.2 in H (63 × 65 × 119–125 cm), with an 18.9 in W × 18.1 in D (48 × 46 cm) seat and a 661 lb (300 kg) maximum tested capacity. 4D armrests, vertical lumbar support, a 2D headrest, a sliding seat, four-position recline (105°–131°) and a Class 4 gas lift let you adjust it to your body.
Yes. The seat slides forward and backward so you can set the depth that supports your legs properly.
Yes. The backrest reclines through four locking positions across a 105°–131° range.
Manufacturing defects and production-related technical problems affecting the chair and its components. Change of mind is handled under the 30-day return policy rather than the warranty.
Email Kaelix.support.team@gmail.com. For urgent product support, call +1 581-443-2803. Call charges may apply.
Ready when you are.
KAELIX Ergonomic Chair — free US shipping, a 30-day money-back guarantee and a 1-year warranty.
$499.99
Free US Shipping30-Day Money-Back Guarantee1-Year Warranty