Humanscale World LM, Black Ergonomic Task Chair with Poppy Seed Backrest, and Light Brown Autumn Upholstered Seat

World LM, the streamlined edition of the original World, offers the same groundbreaking tri-panel mesh backrest and weight-sensitive recline for effortless ergonomic support. With fewer parts and a focus on simplicity, and delivers exceptional comfort and performance without compromise—now with the added option of a sculpted foam seat upholstered in a select range of textiles.

Customer Reviews

Rated 4 out of 5 stars.

3 Reviews

Showing 1-3 of 3 reviews

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Rated 4 out of 5 stars.

Anonymous

Backrest Color:Black Mesh,

Frame Color:Black,

Seat Color:Black Mesh

Chair itself is good but came damaged.

08/27/2025

Rated 3 out of 5 stars.

ErikaPasadena, CA

Easy to assemble. Lacks features to fine tune seating position. I sit for work and find myself constantly adjusting my posture which is the last thing I want to do when working with clients. Overpriced for what you receive.

07/28/2024

Rated 5 out of 5 stars.

Anonymous

this chair is great, but Wayfair sent me a damaged product

02/27/2024

Features

Product Type

Task Chair

Back Construction

Mesh

Seat Material

Fabric

Upholstered

Yes

Upholstery Material

Polyester

Back Material

Mesh

Arms Included

Yes

Adjustable Armrest Type

Up / Down

Swivel

Yes

Lumbar Support

Yes

Tilting

Yes

Adjustable Height

Yes

Seat Depth Adjustment

Yes

Casters / Wheels

Yes

Made to Order

Yes

Weight Capacity

400 lb.

Caster Type

Soft

Rub Count

50,000+

General Features

Wheels / Casters

Construction Features

Lumbar Support, Arms Included

Adjustability Features

Adjustable Height, Tilting, Up / Down, Swivel, Seat Depth Adjustment

Seat

16.73'' H X 20.8'' W X 16.54'' D

Adjustable Seat Minimum Dimensions

16.73'' H

Adjustable Seat Maximum Dimensions

21.45'' H

Overall Dimensions

25.75'' W X 25'' D

Overall Product Weight

28 lb.

Chair Back Height - Seat to Top of Back

22.5'' H

Get Everything You Need

World LM, Black Ergonomic Task Chair with Poppy Seed Backrest, and Light Brown Autumn Upholstered Seat

$466.00

Campbell Table Lamp

$1,248.00

Buy Both: $1,714.00

Additional Features

Weight Compensation Recline utilizes the sitter’s weight to provide automatic and personalized support.
Tri-panel, non-stretch mesh construction creates body-fitting contours and self-adjusting lumbar support for an automatic, customized fit.
Pivoting backrest automatically moves with the sitter, offering perfect lumbar suppor
Provides appropriate support and automatic resistance regardless of user’s size. Size-adjustable to fit the widest range of body sizes.
Form Sensing Mesh back molds to your shape—like it was tailored just for you.
Frame-less front edge eliminates contact stress behind the knee and designed for users up to 300 lbs.
Lightweight construction makes it exceptionally easy to assemble and relocate.

Documents & Information

30-Day Return Policy