Humanscale World LM Task Chair in black mesh, shown in a straight front view.
Humanscale World LM Task Chair in black mesh, shown in a side profile view.
Humanscale World LM Task Chair in a home office setting beside a wooden desk with a laptop and plants.
Humanscale World LM Task Chair in black mesh, shown from directly behind.
Humanscale World LM Task Chair in black mesh, shown from a rear three-quarter angle.
Close-up of the Humanscale World LM Task Chair backrest and armrest showing the mesh weave and adjustable arm pad.
Close-up side view of the Humanscale World LM Task Chair showing its armrest, mesh back, and seat cushion.
Technical diagram of the Humanscale World LM Task Chair with front and side dimensions and a measurement specification table.
    Humanscale World LM Task Chair in black mesh, shown in a straight front view.
    Humanscale World LM Task Chair in black mesh, shown in a side profile view.
    Humanscale World LM Task Chair in a home office setting beside a wooden desk with a laptop and plants.
    Humanscale World LM Task Chair in black mesh, shown from directly behind.
    Humanscale World LM Task Chair in black mesh, shown from a rear three-quarter angle.
    Close-up of the Humanscale World LM Task Chair backrest and armrest showing the mesh weave and adjustable arm pad.
    Close-up side view of the Humanscale World LM Task Chair showing its armrest, mesh back, and seat cushion.
    Technical diagram of the Humanscale World LM Task Chair with front and side dimensions and a measurement specification table.
Humanscale World LM Task Chair in black mesh, shown in a straight front view.
Humanscale World LM Task Chair in black mesh, shown in a side profile view.
Humanscale World LM Task Chair in a home office setting beside a wooden desk with a laptop and plants.
Humanscale World LM Task Chair in black mesh, shown from directly behind.
Humanscale World LM Task Chair in black mesh, shown from a rear three-quarter angle.
Close-up of the Humanscale World LM Task Chair backrest and armrest showing the mesh weave and adjustable arm pad.
Close-up side view of the Humanscale World LM Task Chair showing its armrest, mesh back, and seat cushion.
Technical diagram of the Humanscale World LM Task Chair with front and side dimensions and a measurement specification table.
Humanscale World LM Task Chair in black mesh, shown in a straight front view.
Humanscale World LM Task Chair in black mesh, shown in a side profile view.
Humanscale World LM Task Chair in a home office setting beside a wooden desk with a laptop and plants.
Humanscale World LM Task Chair in black mesh, shown from directly behind.
Humanscale World LM Task Chair in black mesh, shown from a rear three-quarter angle.
Close-up of the Humanscale World LM Task Chair backrest and armrest showing the mesh weave and adjustable arm pad.
Close-up side view of the Humanscale World LM Task Chair showing its armrest, mesh back, and seat cushion.
Technical diagram of the Humanscale World LM Task Chair with front and side dimensions and a measurement specification table.
    Humanscale World LM Task Chair in black mesh, shown in a straight front view.
    Humanscale World LM Task Chair in black mesh, shown in a side profile view.
    Humanscale World LM Task Chair in a home office setting beside a wooden desk with a laptop and plants.
    Humanscale World LM Task Chair in black mesh, shown from directly behind.
    Humanscale World LM Task Chair in black mesh, shown from a rear three-quarter angle.
    Close-up of the Humanscale World LM Task Chair backrest and armrest showing the mesh weave and adjustable arm pad.
    Close-up side view of the Humanscale World LM Task Chair showing its armrest, mesh back, and seat cushion.
    Technical diagram of the Humanscale World LM Task Chair with front and side dimensions and a measurement specification table.
Humanscale World LM Task Chair in black mesh, shown in a straight front view.
Humanscale World LM Task Chair in black mesh, shown in a side profile view.
Humanscale World LM Task Chair in a home office setting beside a wooden desk with a laptop and plants.
Humanscale World LM Task Chair in black mesh, shown from directly behind.
Humanscale World LM Task Chair in black mesh, shown from a rear three-quarter angle.
Close-up of the Humanscale World LM Task Chair backrest and armrest showing the mesh weave and adjustable arm pad.
Close-up side view of the Humanscale World LM Task Chair showing its armrest, mesh back, and seat cushion.
Technical diagram of the Humanscale World LM Task Chair with front and side dimensions and a measurement specification table.

About

View Our Chair Fitting Form - Click Here

Experience effortless ergonomic comfort with the Humanscale World Task Chair — the revolutionary self-adjusting office chair that automatically adapts to your body without any manual adjustments. Recommended by Ask Ergo Works' certified ergonomic specialists and trusted by Fortune 500 companies worldwide, this award-winning task chair eliminates back pain and supports peak productivity by providing perfect lumbar support for users from 5'0" to 6'4".

Why You'll Love It

  • Self-adjusting lumbar support technology — Patented mechanism automatically conforms to your spine's natural curve, providing personalized support without any manual adjustments or complicated controls
  • Fits virtually everyone (5'0" to 6'4") — Universal design accommodates a wide range of body types and heights, making it perfect for shared workspaces and multi-user environments
  • Eliminates chronic back pain — Tri-panel backrest and synchronized recline promote natural spinal alignment and healthy posture throughout the day, reducing discomfort and fatigue
  • Zero learning curve — Simply sit down and the chair does the rest — no knobs, levers, or confusing adjustments required for optimal ergonomic support
  • Built to last a lifetime — Premium construction with Humanscale's industry-leading warranty, designed and manufactured with sustainable materials and practices

Product Specifications

  • Brand: Humanscale — leader in ergonomic office furniture
  • Model: World Task Chair (WL11B1J10J10SH)
  • User height range: Accommodates users from 5'0" to 6'4"
  • Adjustability: Self-adjusting lumbar support, seat height adjustment, armrest options
  • Warranty: Lifetime warranty on mechanism and structure
  • Sustainability: Environmentally responsible materials and manufacturing
  • Ideal for: Office professionals, remote workers, shared workspaces, hot-desking environments

The Science Behind Self-Adjusting Comfort

The World Chair's revolutionary self-adjusting lumbar support uses a patented tri-panel backrest that automatically conforms to your spine's unique curvature. As you move throughout the day, the chair continuously adapts to provide optimal support in every position. This intelligent design eliminates the guesswork and frustration of manual adjustments while ensuring proper spinal alignment that reduces back pain, improves posture, and enhances focus during long work sessions.

The Ask Ergo Works Difference

When you purchase from Ask Ergo Works, you're partnering with ergonomic specialists who have transformed workspaces for Fortune 500 companies and professionals for over 30 years. We provide expert chair fittings, personalized workspace assessments, and ongoing support to ensure your seating solution works perfectly for your unique needs and body type.

Questions about fit, configuration, or workspace setup? Our certified ergonomic specialists are here to help you choose the perfect ergonomic seating solution.

⚠️ Made-to-Order: Each chair is made-to-order based on your selections to ensure the best fit and performance. Because of this, orders are final—but we're here to help you get it right.

View Our Chair Fitting Form - Click Here

Experience effortless ergonomic comfort with the Humanscale World Task Chair — the revolutionary self-adjusting office chair that automatically adapts to your body without any manual adjustments. Recommended by Ask Ergo Works' certified ergonomic specialists and trusted by Fortune 500 companies worldwide, this award-winning task chair eliminates back pain and supports peak productivity by providing perfect lumbar support for users from 5'0" to 6'4".

Why You'll Love It

  • Self-adjusting lumbar support technology — Patented mechanism automatically conforms to your spine's natural curve, providing personalized support without any manual adjustments or complicated controls
  • Fits virtually everyone (5'0" to 6'4") — Universal design accommodates a wide range of body types and heights, making it perfect for shared workspaces and multi-user environments
  • Eliminates chronic back pain — Tri-panel backrest and synchronized recline promote natural spinal alignment and healthy posture throughout the day, reducing discomfort and fatigue
  • Zero learning curve — Simply sit down and the chair does the rest — no knobs, levers, or confusing adjustments required for optimal ergonomic support
  • Built to last a lifetime — Premium construction with Humanscale's industry-leading warranty, designed and manufactured with sustainable materials and practices

Product Specifications

  • Brand: Humanscale — leader in ergonomic office furniture
  • Model: World Task Chair (WL11B1J10J10SH)
  • User height range: Accommodates users from 5'0" to 6'4"
  • Adjustability: Self-adjusting lumbar support, seat height adjustment, armrest options
  • Warranty: Lifetime warranty on mechanism and structure
  • Sustainability: Environmentally responsible materials and manufacturing
  • Ideal for: Office professionals, remote workers, shared workspaces, hot-desking environments

The Science Behind Self-Adjusting Comfort

The World Chair's revolutionary self-adjusting lumbar support uses a patented tri-panel backrest that automatically conforms to your spine's unique curvature. As you move throughout the day, the chair continuously adapts to provide optimal support in every position. This intelligent design eliminates the guesswork and frustration of manual adjustments while ensuring proper spinal alignment that reduces back pain, improves posture, and enhances focus during long work sessions.

The Ask Ergo Works Difference

When you purchase from Ask Ergo Works, you're partnering with ergonomic specialists who have transformed workspaces for Fortune 500 companies and professionals for over 30 years. We provide expert chair fittings, personalized workspace assessments, and ongoing support to ensure your seating solution works perfectly for your unique needs and body type.

Questions about fit, configuration, or workspace setup? Our certified ergonomic specialists are here to help you choose the perfect ergonomic seating solution.

⚠️ Made-to-Order: Each chair is made-to-order based on your selections to ensure the best fit and performance. Because of this, orders are final—but we're here to help you get it right.

Humanscale by Humanscale

5.0

Humanscale World LM Task Chair | Self-Adjusting Ergonomic Office Chair

WL11B1J10J10SH

$545.00
$545.00
The World Chair's next-generation self-adjusting lumbar support uses a patented tri-panel backrest that automatically conforms t...  Read more
The World Chair's next-generation self-adjusting lumbar support uses a patented tri-panel backrest that automatically conforms to your spine's unique curvature. As you move throughout the day, the chair continuously adapts to provide optimal support in every position. This intelligent design eliminates the guesswork and frustration of manual adjustments while ensuring proper spinal alignment that reduces back pain, improves posture, and enhances focus during long work sessions.

Not sure this is the right fit?

Our certified specialists can evaluate your workstation and recommend the right setup for you.

Request an Ergonomic Evaluation →
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FAQs About the Humanscale World Task Chair

1

What height range does the Humanscale World Task Chair fit?

The Humanscale World Task Chair is designed to accommodate users from 5'0" to 6'4", making it a fit for a wide range of body types and heights. That range is part of why it's positioned as suitable for shared workspaces and multi-user, hot-desking environments where different people use the same chair.

2

How does the self-adjusting lumbar support on the Humanscale World Task Chair work?

The Humanscale World Task Chair uses a patented tri-panel backrest that automatically conforms to the natural curve of your spine as you move, without any manual knobs or levers to set. This is designed to continuously adapt support to your position throughout the day rather than locking you into one fixed setting.

3

What adjustments can I make on the Humanscale World Task Chair?

Beyond its self-adjusting lumbar backrest, the Humanscale World Task Chair offers seat height adjustment and armrest options, along with a synchronized recline that moves the seat and backrest together. Since the chair is largely self-adjusting by design, there are fewer manual controls to learn compared with traditional ergonomic task chairs.

4

What warranty does the Humanscale World Task Chair include?

The Humanscale World Task Chair comes with a lifetime warranty on its mechanism and structure. This is intended to cover the core moving parts and frame for as long as you own the chair, reflecting Humanscale's standard warranty approach across its ergonomic seating line.

5

Is the Humanscale World Task Chair made with sustainable materials?

Yes, the Humanscale World Task Chair is manufactured using environmentally responsible materials and processes. Beyond that general sustainability commitment, the product listing doesn't break out specific material composition, so check the product page or a specialist consultation if sustainability certifications are a deciding factor for you.

6

Is the Humanscale World Task Chair made to order, and can I change my order after purchase?

Yes, the Humanscale World Task Chair is made-to-order based on your selected configuration and options, which means orders are final once placed. Because seat height, armrests, and other choices are locked in at order time, it's worth confirming your fit — including through a chair fitting consultation — before ordering.

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