Sihoo M18 high back ergonomic office chair with lumbar support and breathable mesh in light gray
Sihoo High Back Lumbar Support and Breathable Computer Desk Chair, Light Gray
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Sihoo High Back Lumbar Support and Breathable Computer Desk Chair, Light Gray

1,636 ratings
Sihoo High Back Lumbar Support and Breathable Computer Desk Chair, Light GraySihoo High Back Lumbar Support and Breathable Computer Desk Chair Light GraySIHOO Ergonomic High Back Office Chair Adjustable Computer Desk Chair with Lumbar Support 300lb GraySIHOO M18 Upgraded Wheels Office Chair Ergonomic Desk Chair Breathable Mesh Design High Back Computer Chair Adjustable Headrest Lumbar Support LightSIHOO M18 Mesh Ergonomic Office Chair with Adjustable Lumbar Support High Back Black
Actual ColorLight Gray

Key item features

  • Ergonomic Design: The SIHOO M18 ergonomic office chair provides comprehensive body support for the head, back, lumbar, hips, and hands, ensuring a comfortable sitting experience.
  • Adjustable Features: Customize your comfort with adjustable headrest, lumbar support, seat height, backrest tilt, and armrests to fit your body perfectly.
  • Breathable Mesh Back: The backrest is made from breathable, high-strength, and stain-resistant mesh fabric, promoting air circulation and keeping you cool during long periods of sitting.
  • Comfortable Cushion: The 3.15-inch thick cushion is designed with high elasticity and resistance to deformation, featuring a W shape to alleviate pressure on the thighs and lumbar region.
  • High Quality: This desk chair has passed the US BIFMA test and meets industry standards, ensuring durability and reliability.
  • Easy Assembly: Comes with a detailed instruction manual that allows for installation in just 8 steps.
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Customer ratings & reviews

4.6 out of 5 stars
stars
1,636 ratings1,272 reviews
How item rating is calculated
  1. 5 stars80% (1,301)
  2. 4 stars13% (214)
  3. 3 stars3% (41)
  4. 2 stars2% (29)
  5. 1 star3% (51)

Reviews summary

Pros

  • : Straightforward assembly with clear instructions.
  • : Has a sturdy structure that supports weight without creaking.
  • : Allows for multiple adjustments to fit individual needs.
  • : Offers great comfort and support at this price.
  • : Allows for customizable lower back support with multiple adjustments.

Neutral

  • : Provides adjustable height, but can be unstable at maximum extension.
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Showing 1-3 of 1,272 reviews

Mar 10, 2026
Reviewer name: Kenneth
Item details
Color: Black
Sold bySIHOO INTELLIGENT HOME USA LTDDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Excellent value for a quality chair.

Bought this chair after much research about affordable desk chairs. We were not in the market for a “high end” $1,000 office chair. This M-18 chair got rave reviews so we bought it. It arrived quickly, and ai was very impressed with the quality of the packaging. Assembly was pretty straightforward, and the weight of each of the assembled parts indicated quality. This was an inexpensive chair, but NOT a cheap chair. My wife has had two back surgeries, and she is loving how supportive and comfortable this is for her. I cannot recommend this chair enough.

Helpful?4J9047LWNRSG5409208003
May 8, 2026
Reviewer name: AnnMargaret
Item details
Color: Gray
Sold and shipped bySIHOO INTELLIGENT HOME USA LTD
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

I LOVE this chair. I needed a slightly firmer chair with a comfortable back and this one is just that. And the color is perfect! The blue brightens up the space! It reclines beautifully and the adjustable head rest is nice. The locking feature to keep it from reclining is a plus. I wish it could go a little taller but I knew its height when I bought it.

Helpful?4J9047LWNRSG5409208003
Jul 9, 2026
Reviewer name: Hans
Item details
Color: Black
Sold bySIHOO INTELLIGENT HOME USA LTDDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Comfortable and Excellent Value

I've been using this chair every day for both work and general computer use, and I'm very happy with it. The mesh back keeps me cool during long sessions, and the adjustable lumbar support provides good lower-back support without feeling too aggressive. The seat cushion is comfortable, even after several hours of sitting, and the armrests are positioned well for typing and everyday use. Assembly was straightforward, and the chair feels sturdy and well built for the price. If you're looking for an ergonomic office chair without spending a fortune, I think this is an excellent value. It's comfortable, supportive, and has made working at my desk much more enjoyable. I would definitely recommend it.

Helpful?4J9047LWNRSG5409208003
Current price is Now $144.49
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was $169.99
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