A chair that moves with you, elevated. A tri-panel mesh back and weight-sensitive recline deliver continuous, self-adjusting support at any height.

Design Features

  • Net Positive certified design

    Net Positive certified design

    Living Product Certified to support climate, water, and energy positivity.
  • Hands-free recline support

    Hands-free recline support

    Weight-sensitive recline adapts automatically without knobs or manual adjustments.
  • Form-sensing tri-panel mesh back

    Form-sensing tri-panel mesh back

    Supports your natural pressure points for breathable comfort and movement.
  • Designed for elevated workstations

    Designed for elevated workstations

    Stool-height seating ideal for standing desks, high benches, and collaborative work areas.
  • Built-in footring for leg support

    Built-in footring for leg support

    Helps reduce pressure on the legs and improves comfort during long sessions.

Specifications

Variant

SKU

L133AN10AR13XFWSNSC

Warranty

15 Years; Fabric/Cushions/Arm Pads/Casters: 5 Years

Dimensions

Width

26.5 in

Depth

25 in

Overall Height

43.5 in - 51 in

Backrest Height

23 in.

Seat Depth

16.5 in - 18.75 in

Seat Height

21.1 in - 28.6 in

Weight

Overall Weight

34 lb

Weight Capacity

400 lb


Materials & Sustainability

  • Product Materials

    Liberty is constructed using die-cast aluminum, steel, engineered polymers, contoured seat cushion, multi-layer Duron arm pads, and upholstery textile. Die-cast aluminum and steel form the structural frame and recline mechanism. Engineered polymers are used for components requiring flexibility and impact resistance. The back features patented Form Sensing tri-panel mesh that takes on the exact shape of the sitter's back, providing a personalized fit and maximum adaptability.


Who It's For

For people who want ergonomic support at standing-height desks, with the option to perch comfortably throughout the day.

  • Ideal for standing desks, sit-stand setups, and high workstations
  • Great for anyone who wants a supported perch without switching to a full chair
  • A strong fit for modern offices and home workspaces that need breathable mesh comfort

Certifications & Testing

  • HPD
  • DECLARE® - Red List Free
  • Living Product Challenge
  • CDPH
  • BIFMA LEVEL® - Level 3
  • SCS Indoor Advantage Gold
  • Green Tick
  • MID

Care, Maintenance & Longevity

  • Upholstery

    Vacuum regularly using a soft brush attachment. For deeper cleaning, wipe down with a damp cloth — no soap required for routine maintenance. For stubborn marks, a small amount of mild soap solution can be applied and wiped clean with a damp cloth. Allow to dry fully before use.

  • Frame, Base & Components

    Clean metal and plastic components with a soft, damp cloth and mild soap if needed. Dry thoroughly.

This chair looks as good as it feels, with sharp aesthetics centered around lined, tri-panel mesh.

A world-class ergonomic task chair with minimalist charms, this office chair projects versatility in both style and function.

The ergonomic designs are not just made for comfort, but also with the hope that they reduce the industry's footprint and use of potentially-harmful chemicals.

Niels Diffrient designing on board while sitting on Humanscale Freedom Saddle Stool ring base

Design By Niels Diffrient (1928–2013)

Niels Diffrient was a pioneering industrial designer known for his human-centered approach and belief that design should be intuitive and effortless. Often called “the last of the mid-century modernists,” he focused on simplicity, allowing form to follow function in its purest sense. A Cranbrook Academy graduate alongside Charles and Ray Eames and Eero Saarinen, Diffrient went on to shape some of the most iconic products of the 20th century. His work at Henry Dreyfuss Associates helped define modern industrial design, while his research into human factors redefined how products support the body. His partnership with Humanscale introduced a new standard in seating, creating designs that automatically adapt to the user. Diffrient’s legacy lives on in products that are simple, timeless, and designed to improve the human experience.
View Design Story
4.8
Rated 4.8 out of 5 stars
Based on 4 reviews
Total 5 star reviews: 3 Total 4 star reviews: 1 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
4 reviews
  • Dylan M.
    Verified Buyer
    Rated 4 out of 5 stars
    We switched to the mesh

    We switched to the mesh back version for our lab benches and I’m glad we did. The airflow makes a noticeable difference, especially during long shifts under bright lights. I’m up and down constantly, and the stool feels stable even at full height. The foot ring moves with the seat so I’m never hunting for where to place my feet. After a few weeks my lower back feels less tight at the end of the day.

  • Camila A.
    Verified Buyer
    Rated 5 out of 5 stars
    Really solid stool

    Overall really solid stool. The mesh back is comfortable and supportive, though it felt firm the first few days. Once I got used to it, it actually encouraged better posture. The circular footrest is sturdy and doesn’t wobble. I do wish the seat had just a bit more cushion, but it’s still a big upgrade from what we had before.

  • Mei A.
    Verified Buyer
    Rated 5 out of 5 stars
    Use this at a

    I use this at a sit-stand desk that stays mostly in “almost standing” mode. The mesh back has just enough give and doesn’t trap heat like my old upholstered stool did. I lean back more than I realized, and this one supports that without me having to adjust anything. It’s simple, which I like. No knobs everywhere.

  • Dylan B.
    Verified Buyer
    Rated 5 out of 5 stars
    Work at a high

    I work at a high counter in a clinic and needed something breathable and easy t