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SIHOO M57 Ergonomic Mesh Office Chair, High Back Home Desk Chair with 3D Armrests, Lumbar Support and Adjustable Headrest, Comfortable Computer Chair, Big & Tall Office Chair Hold 330 LBS-Black
SIHOO

SIHOO M57 Ergonomic Mesh Office Chair

Bottom line: The SIHOO M57 Ergonomic Mesh Office Chair ($179.99 on Amazon as of 2026-10-06): Lumbar support adjusts in both height and depth, not just tilt; main trade-off: mesh back offers less padding than a foam or leather executive chair.

$179.99

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Buy on Amazon — $179.99 Compare to similar home & kitchen

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ Lumbar support adjusts in both height and depth, not just tilt
  • ✓ Recline range spans 90 to 126 degrees for posture changes
  • ✓ 330 lb capacity via reinforced aluminum base and dual-frame back
  • ✓ BIFMA and SGS certified after 100,000+ part safety tests
  • ✓ 3-year warranty plus 30-day returns and free replacement parts

Cons

  • ✗ Mesh back offers less padding than a foam or leather executive chair
  • ✗ 3D armrests move on three axes only, not full 4D depth pivot
  • ✗ No seat-depth slider, so shorter users may not reach the backrest
  • ✗ Assembly required out of the box, not shipped pre-built

Manufacturer description

The SIHOO M57 is a high-back mesh office chair built for people who sit for eight-hour stretches and want the chair to adapt rather than the other way around. Its headrest tilts and lifts independently, and the lumbar support adjusts in both height and depth so the backrest actually meets the curve of your lower back instead of hovering near it. Recline runs from 90 to 126 degrees, which gives you room to shift posture through the day rather than locking into one angle. The split backrest spreads pressure away from the spine, and the waterfall-edge seat relieves pressure under the thighs on…

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SpecPicks Verdict

SpecPicks scored SIHOO M57 Ergonomic Mesh Office Chair using a rating × review-volume × price-fit model applied to published specs and reviews across the home & kitchen category. SIHOO's home & kitchen lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for home & kitchen of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Frequently Asked Questions

What is the weight capacity of the SIHOO M57?

The M57 holds up to 330 lbs, supported by a reinforced aluminum base and a dual-frame backrest. SIHOO markets it as a big and tall chair.

Is the headrest on the SIHOO M57 adjustable?

Yes. The headrest both tilts and lifts, so you can set the angle and height to meet your neck rather than pushing your head forward.

How far back does the SIHOO M57 recline?

It reclines from 90 degrees upright to 126 degrees, which lets you switch between task posture and a relaxed lean during long sessions.

Is the SIHOO M57 safety certified?

Yes. Every key component passed over 100,000 safety tests and the chair carries both BIFMA and SGS certification.

What warranty comes with the SIHOO M57?

SIHOO includes a 3-year warranty and a 30-day return window, with customer service replying within 24 hours and sending free replacement parts when needed.

Key Features

  • ADJUSTS TO YOU, FROM BOTTOM TO TOP - Whether you're working, gaming, or just relaxing, SIHOO ergonomic chair adapts to your needs. The headrest tilts and lifts to support your neck just right. The lumbar support shifts in height and depth to fit the curve of your lower back. Recline from 90° to 126° to change posture throughout the day. With smooth height lift and 360° swivel, you move freely and stay comfortable—however you sit.
  • ERGONOMIC SUPPORT WHERE YOU NEED IT MOST - Recommended by the Ergonomics Application Association, the SIHOO ergonomic office chair is shaped to match the natural curve of your spine. The split backrest cushions your back and helps relieve pressure along the spine. The waterfall-edge seat supports your thighs while improving circulation, keeping you comfortable through long hours at your desk.
  • STABLE, DURABLE, AND QUIET - Built with a reinforced aluminum base and a dual-frame backrest, our desk chair holds up to 330 lbs with ease, staying sturdy and supportive even with daily use. Smooth-rolling, silent casters glide across the floor without noise or scratches—perfect for quiet workspaces.
  • CERTIFIED SAFETY YOU CAN TRUST - Every key part of the SIHOO chair has undergone over 100,000 rigorous safety tests and is certified by BIFMA and SGS. Built with your safety in mind, it offers the confidence to sit, recline, and move freely—knowing your chair is tested, trusted, and made to last, perfect for long workdays, gaming sessions, or everyday comfort at home.
  • WARRANTY & SUPPORT YOU CAN COUNT ON - Every SIHOO office chair comes with a 3-year warranty and easy 30-day returns. If anything goes wrong, just contact our customer service—we’ll reply within 24 hours and send free replacement parts if needed. Your comfort and satisfaction are our top priorities.Your comfort and satisfaction are our top priorities.

Full Specifications

SizePack of 1
BrandSIHOO
ColorBlack
ShapeL-Shaped
PatternSolid
MaterialMesh
Arm StyleWith arms
Leg StyleTapered Leg
Room TypeOffice
Back StyleHigh Back
Model NameM57-M111
Seat Depth18.11 inches
Style NameModern
Unit Count1 Count
Form FactorRecliner Chair
Seat Height21.66 inches
Finish TypesErgonomic
Model NumberM57
Fill MaterialPolyester
Material TypeMesh
Full listing titleSIHOO M57 Ergonomic Mesh Office Chair, High Back Home Desk Chair with 3D Armrests, Lumbar Support and Adjustable Headrest, Comfortable Computer Chair, Big & Tall Office Chair Hold 330 LBS-Black

Ready to buy?

SIHOO M57 Ergonomic Mesh Office Chair, High Back Home Desk Chair with 3D Armrests, Lumbar Support and Adjustable Headrest, Comfortable Computer Chair, Big & Tall Office Chair Hold 330 LBS-Black is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $179.99

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

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SIHOO M57 Ergonomic Mesh Office Chair, High Back Home Desk Chair with 3D Armrests, Lumbar Support and Adjustable Headrest, Comfortable Computer Chair, Big & Tall Office Chair Hold 330 LBS-Black
$179.99
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