Designed by Niels Diffrient

Freedom Saddle Lab Stool with Casters

Design Features

  • Ergonomic saddle seating

    Ergonomic saddle seating

    Triangular seat design supports a healthier seated posture, opening the hips and supporting the lumbar spine.
  • Comfort through long shifts

    Comfort through long shifts

    Contoured cushioning helps reduce pressure points while staying supportive over time.
  • Clean gas cylinder design

    Clean gas cylinder design

    Patented cylinder seals grease away from the user for a cleaner and longer-lasting experience.
  • Built for constant movement

    Built for constant movement

    Casters allow smooth mobility between stations, benches, and work surfaces in active environments.
  • Antimicrobial Lotus textile

    Antimicrobial Lotus textile

    Water-repellent, naturally antimicrobial, and tested to five times the industry standard for durability, with a chemical-free nano-textured surface.
  • 360° swivel and height adjustability

    Adjusts easily for different tasks and users while supporting flexible workflows.

Specifications

Variant

SKU

F340GK101FSSNSC

Seat Textile Type

Fabric

Seat Textile Style

Lotus

Seat Textile Code

Black

Back Textile Type

Fabric

Arm Style

Armless

Frame Color

Graphite

Casters

Multi-Surface Caster for Hard or Soft Floor

Warranty

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

Dimensions

Width

559 mm

Depth

559 mm

Overall Height

505 mm - 699 mm

Seat Height

505 mm - 699 mm

Cylinder Height

Desk Height

Weight

Weight Capacity

181.4 kg


Who It's For

For healthcare and lab professionals who need ergonomic support with easy mobility built in.

- Ideal for clinical, lab, and technical workstations where you move constantly

- Great for shared benches and multi-station environments

- A strong fit for long shifts where comfort and cleanability matter


Certifications & Testing

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

Care, Maintenance & Longevity

  • Lotus Coated Performance Textile

    Routine cleaning: Wipe with a damp cloth using a mild soap and water solution. Allow to air dry. Disinfection: Compatible with a 10% bleach/water solution and 70% isopropyl alcohol. Apply with a clean, damp cloth. Do not saturate. Rinse with clean water and allow to air dry. Always follow your facility's approved cleaning and disinfection protocols.

  • Frame and base

    Can be wiped down with the same damp cloth and mild soap solution. Standard lab and healthcare cleaning agents are safe to use on all hard surfaces.

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
4.6
Rated 4.6 out of 5 stars
Based on 5 reviews
Total 5 star reviews: 4 Total 4 star reviews: 0 Total 3 star reviews: 1 Total 2 star reviews: 0 Total 1 star reviews: 0
5 reviews
  • Paige B.
    Verified Buyer
    Rated 5 out of 5 stars
    Pretty good overall

    Pretty good overall, very adjustable. Seat is a bit narrow for me, but still better than most lab stools I’ve tried.

  • Mateo R.
    Verified Buyer
    Rated 5 out of 5 stars
    Easy to push under

    Compact, strong, and easy to push under the counter when not in use. Makes long shifts at the microscope way less painful.

  • Nadia H.
    Verified Buyer
    Rated 3 out of 5 stars
    Got one for our

    Got one for our lab technician and he loves it. Swivels around quickly, height is perfect, and it doesn’t tip when leaning forward.

  • Michael D.
    Verified Buyer
    Rated 5 out of 5 stars
    Spend hours pipetting and recording data

    I spend hours pipetting and recording data. This stool actually keeps me upright and I notice less fatigue at the end of the day. Also, the casters glide really smoothly even on tiled floors.

  • Marco G.
    Verified Buyer
    Rated 5 out of 5 stars
    Rolls well

    Nice and sturdy, rolls well, but the seat is firmer than I expected. Still much better than the old flat stool I had.