Ergonomic Office Chair

Sihoo’s M57 chair, often called the “hexagonal warrior” of ergonomic chairs, expertly balances support, adaptation, quality, comfort, function, and aesthetics. With over 300,000 satisfied users and a 96% approval rating, it’s a top choice.
Featuring an integrated bionic support backrest, a seat cushion designed for comfort, adjustable lumbar support, flexible seat height, 3D armrests, and three recline positions, it accommodates users of varying heights and is perfect for office, conferences, studying, and relaxation.

Headrest : Height and Angle Adjustable Headrest
Lumbar support: Effectively Adjustable Lumbar Support
Backrest: Integrated S-Shaped Backrest
Armrest: 3D PU Armrests
Cushion: Breathable Mesh Seat Cushion
Mechanism: Thickened explosion-proof mechanism
Chair Base
High strength aluminum alloy base
Steel base
With Footrest
Without Footrest
Black Frame-Black Mesh
Black Frame-Grey Mesh
White Frame-White Mesh
White Frame-Orange Mesh
White Frame-Red Mesh
White Frame-Blue Mesh
Fabric: PE+polyester mesh
Back frame: PP+fiber
Armrest:PU armrest surface

Overview Product Videos FAQ    Specs

Height and Angle Adjustable Headrest

The chair features a headrest that is both height and angle adjustable. This headrest can be rotated up and down, allowing for flexible adjustments to fit the curvature of your cervical vertebrae and provide relief from cervical spine pressure.


Frequently Asked Questions

How do I become a Sihoo distributor or wholesaler?

Interested in partnering with Sihoo? Simply fill out our distributor application form and our sales team will be in touch to discuss next steps.

What are your pricing and wholesale policies?

Pricing and policies depend on order volume and intent. For detailed information and potential discounts, reach out to our sales team.

Can you provide information on product quality and warranties?

We pride ourselves on quality, with each product passing strict quality checks. Should you experience any issues, just provide the necessary evidence and our customer support will assist you.

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