Products

Humanscale World One Task Chair

Minimalist mastery, ultimate comfort

The Humanscale World One task chair reimagines ergonomic seating with sleek simplicity and innovative design. Its tri-panel mesh backrest molds to your body, delivering instant lumbar support, while a weight-sensitive recline adjusts effortlessly using your own body weight—no clunky mechanisms required.

Perfect for home offices or professional spaces, World One’s lightweight, durable build and adjustable arms offer tailored comfort that lasts, making every workday feel natural and supported.

Features

Tri-panel, non-stretch mesh construction creates body-fitting contours and self-adjusting lumbar support for an automatic, customised fit

Provides appropriate support and automatic resistance regardless of user’s size

No unnecessary recline locks or tension springs to set or adjust

No external lumbar devices to adjust, break or lose

Size-adjustable to fit the widest range of body sizes

Frame-less front edge eliminates contact stress behind the knee

Soft casters for hard surfaces

Designed for users up to 136kg (300 lbs.)

Installation and assembly services available

Submit an enquiry for expert advice, custom quotes, lead times, or to book a visit to our Sydney showroom and warehouse.

 

Need something custom? 

We can tailor or source solutions to meet your exact requirements.

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Product details

Specifications

  • Mesh: Cascade, black
  • Frame colour: Black
  • Chair width: 705mm (25.75″) arms
  • Base size: 635mm (25″)
  • Seat height range: 397 – 527 mm (15.63″ – 20.75″)
  • Recline range: 17° recline + 8° backrest tilt
  • Chair weight: 12.7kg (28 lbs.) arms
  • Product weight: 16.3kg (36 lbs.)
  • Weight capacity: up to 300 lbs
  • Stackable: No

Warranty

7 years (parts/components) & 3 years (arm pad/textile)

Curated for you

Frequently asked questions

Yes, our showroom is available by appointment only. Please contact us to schedule your visit.

Our showroom is located at Building 2 112 Lilyfield Road, Lilyfield NSW 2040.

Absolutely. Visit our showroom to explore our range of office furniture and discuss custom solutions.

We supply and install office furniture across Sydney and surrounding areas, including Wollongong, Central Coast and Newcastle. Our experienced installation teams regularly service the greater Sydney metropolitan area and regional NSW.

To get a quote, simply visit our contact us page and submit the form, or reach out to us directly via phone or email. Our team will provide a customised quote tailored to your needs.

Yes, we offer tailored furniture solutions to meet your specific business needs and space requirements. Our team can design and assemble custom pieces in our Sydney-based warehouse to ensure the perfect fit for your workspace.

Yes, we offer both delivery and professional installation services to ensure everything is set up correctly.

We supply a wide range of office furniture, including desks, tables, chairs, storage solutions and more.

Yes, we can assist with the sustainable disposal or recycling of old furniture when upgrading to new solutions.

Yes, all our products come with warranties for peace of mind. Warranty periods depend on the specific item.

Our furniture is crafted from high-quality materials, including sustainable wood, metal and durable fabrics.

Yes, we offer maintenance services to keep your furniture in excellent condition and extend its lifespan.

Yes, we provide furniture designed for breakout areas, lounges and collaborative zones to enhance workplace dynamics.

With our Sydney warehouse, strong manufacturer relationships and proven track record, we’re well-equipped to handle urgent furniture needs. Our experienced team regularly delivers quality office solutions within tight timeframes and will work closely with you to meet your deadline.

Why choose RJ Office

Built to last. Designed to perform. Made for the modern workplace.

Precision engineering

Every detail crafted for durability and functionality

Sustainable by design

Responsibly sourced materials, built for longevity

Seamless integration

Configurable solutions that adapt to your space

Setting workspace standards since 1990

Start yourworkspace evolution

Contact us to explore tailored solutions for your next project.