The Red Dot Award-winning Trea Chair is a modern white shell chair that is simple, ergonomic, and as versatile as it is comfortable. Created in collaboration with visionary designer Todd Bracher, Humanscales’s Trea Chair offers intuitive comfort by mimicking the instinctive recline of the human body and embracing the sitter in a supportive shell. Trea can be adapted for both office and home interiors. This modern white shell chair features a four-star and a four-leg base that are interchangeable, so the Trea chair can be customized for different environments and uses while maintaining visual consistency throughout a space.
- Innovative solid-state recline mechanism offers a 12° recline without the need for manual adjustments
- Shell cradles the body’s natural curves for added lumbar support and mirrors intuitive rotation from the hip
- Waterfall seat edge reduces impact to the back of the knees and ensures an even distribution of pressure
- Interchangeable bases enable Humanscale’s Trea Chair to be easily customized for different environments
- Back Rest Color: White Powder
- Seat Color: White Powder
- Base: Four-star, White Powder
- Standard with Hard Casters
- Weight capacity 300 lbs.
- Warranty: 5 years, single shift
- Designed and assembled in the United States
- Please call or live chat us for your very best price or options not seen here
- Designed to fit 95% of the office population (5’0” – 6’4” height, 100 lbs. to 300 lbs. weight)
- Weight: Four-star: 20.5 lbs.
Seat Textiles
Vellum Black
Vellum Graphite
Vellum Navy
Wave Black
Vellum Graphite
Vellum Navy
Vellum is constructed of a simple weave using a blend of nylon, Cordura and elastic yarn. This textile offers a pleasing texture and extreme durability. Because of the Cordura content, this four-way stretch woven textile performs to the rigors of the most demanding environments. Wave was developed initially for sportswear. Wave responds to the unique form and production requirements of Humanscale seating. This four-way stretch fabric exceeds all contract interior testing standards for heavy duty upholstery.
– See more at: https://www.officechairsusa.com/diffrient-quick-ship-world-chair/#sthash.uqf
Seat Textiles
Vellum Black
Vellum Graphite
Vellum Navy
Wave Black
Vellum Graphite
Vellum Navy
Vellum is constructed of a simple weave using a blend of nylon, Cordura and elastic yarn. This textile offers a pleasing texture and extreme durability. Because of the Cordura content, this four-way stretch woven textile performs to the rigors of the most demanding environments. Wave was developed initially for sportswear. Wave responds to the unique form and production requirements of Humanscale seating. This four-way stretch fabric exceeds all contract interior testing standards for heavy duty upholstery.
– See more at: https://www.officechairsusa.com/diffrient-quick-ship-world-chair/#sthash.uqfa5ztq.dpuf
*Please note that this image shows the Polished Aluminum base, which is not quickship. Contact us for more information

Trea is Living Product Certified, meeting the most rigorous sustainable manufacturing criteria to date. This means that Trea is climate, water and energy positive. Every time we make these products the planet is better off. With a mission to create a healthier world, we are proud that over 60% of our products are certified net positive.
We are an authorized Humanscale retailer. For special pricing requests, information or samples on this or any other Humanscale product please contact us directly.
Create Environmentally Friendly Spaces with Humanscale
Humanscale is passionate about helping you design projects with minimal environmental impact.
Humanscale offers options for customers to “close the loop” and dispose of products in the most responsible way possible. Rather than sending them to landfills, we would like to make it easier for our customers to repurpose their products.
Download more information on this program >



















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