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SIHOO M57 Ergonomic Office Chair

SKU: M57
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Your Price

$249.88+
MSRP: $319.99+
Was: $319.99+
(You save $70.11 )
Condition:
New
Availability:
In Stock - Ships in 2-3 Business Days
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High-back ergonomic office chair with breathable full mesh, adjustable lumbar, headrest and 3D armrests for all-day comfort and posture support.

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Description

The SIHOO M57 ergonomic office chair delivers breathable comfort, advanced adjustability, and supportive posture features to enhance productivity and reduce fatigue. Its full mesh design keeps you cool, while dual-adjustable lumbar support, 3D armrests, and an adjustable headrest ensure personalized comfort through hours of work or study. Engineered with a contoured “S”-shaped backrest and up to 126° recline, it’s ideal for home offices, professional workspaces, and daily use.

 

Key Features & Benefits

  • Full Breathable Mesh Design keeps air flowing to reduce heat and improve comfort during long sitting periods.
  • Dual-Adjustable Lumbar Support moves vertically and horizontally for tailored lower-back support.
  • 3D Adjustable Armrests adjust up/down, forward/back, and rotate for optimized arm and shoulder support.
  • Adjustable Headrest provides neck support with customizable height and tilt.
  • Contoured “S”-Shaped Backrest supports healthy spinal alignment from upper to lower back.
  • 126° Recline with Tilt Control allows comfortable reclining for relaxation or short breaks.
  • Smooth 360° Swivel and Casters enable effortless movement around your workspace.
  • High Weight Capacity supports up to approximately 330 lbs for everyday reliability.
  • Durable Construction with aluminum alloy and mesh materials ensures long-lasting performance.
Model Sihoo M57 Ergonomic Office Chair
Color Options Black, Gray, White
Fits General Dimensions: 28"W x 28"D x 42"–49"H
Maximum Load: 330 lbs
Seat Depth: 18.11"
Max Hip Width: 20.08"
Neck Support Adjustable headrest (height adjusts up to 3.9"; tilts up to 45°)
Seat Cushion Breathable mesh seat cushion

Frequently Asked Questions

What makes the SIHOO M57 ergonomic chair unique?

The M57 combines a full mesh design, dual-adjustable lumbar support, 3D armrests, and an adjustable headrest to deliver breathable comfort and advanced ergonomic support.

Can I adjust the lumbar support?

Yes. The lumbar support adjusts both vertically and horizontally to better match your spine’s natural curve.

Does the chair recline?

Yes. The chair reclines up to 126° with smooth tilt control for working or relaxing.

Are the armrests adjustable?

Yes. The 3D armrests adjust up and down, forward and backward, and rotate to support different sitting positions.

Is the headrest adjustable?

Yes. The headrest adjusts in height and angle to support your neck in upright and reclined postures.

Is the mesh comfortable for long hours?

Yes. The breathable full-mesh design promotes airflow to help keep you cool during extended sitting.

Who is this chair best for?

The M57 is ideal for home offices, professionals, students, and anyone who wants affordable ergonomic support for daily use.

What is the weight capacity?

The chair supports up to approximately 330 lbs.

Is assembly required?

Yes. The chair ships unassembled and typically takes about 20 to 30 minutes to assemble.

Does the chair include a warranty?

Yes. Warranty coverage varies by retailer but generally includes protection for parts and materials.

Specification

The SIHOO M57 ergonomic office chair delivers breathable comfort, advanced adjustability, and supportive posture features to enhance productivity and reduce fatigue. Its full mesh design keeps you cool, while dual-adjustable lumbar support, 3D armrests, and an adjustable headrest ensure personalized comfort through hours of work or study. Engineered with a contoured “S”-shaped backrest and up to 126° recline, it’s ideal for home offices, professional workspaces, and daily use.

 

Key Features & Benefits

  • Full Breathable Mesh Design keeps air flowing to reduce heat and improve comfort during long sitting periods.
  • Dual-Adjustable Lumbar Support moves vertically and horizontally for tailored lower-back support.
  • 3D Adjustable Armrests adjust up/down, forward/back, and rotate for optimized arm and shoulder support.
  • Adjustable Headrest provides neck support with customizable height and tilt.
  • Contoured “S”-Shaped Backrest supports healthy spinal alignment from upper to lower back.
  • 126° Recline with Tilt Control allows comfortable reclining for relaxation or short breaks.
  • Smooth 360° Swivel and Casters enable effortless movement around your workspace.
  • High Weight Capacity supports up to approximately 330 lbs for everyday reliability.
  • Durable Construction with aluminum alloy and mesh materials ensures long-lasting performance.
Model Sihoo M57 Ergonomic Office Chair
Color Options Black, Gray, White
Fits General Dimensions: 28"W x 28"D x 42"–49"H
Maximum Load: 330 lbs
Seat Depth: 18.11"
Max Hip Width: 20.08"
Neck Support Adjustable headrest (height adjusts up to 3.9"; tilts up to 45°)
Seat Cushion Breathable mesh seat cushion

Frequently Asked Questions

What makes the SIHOO M57 ergonomic chair unique?

The M57 combines a full mesh design, dual-adjustable lumbar support, 3D armrests, and an adjustable headrest to deliver breathable comfort and advanced ergonomic support.

Can I adjust the lumbar support?

Yes. The lumbar support adjusts both vertically and horizontally to better match your spine’s natural curve.

Does the chair recline?

Yes. The chair reclines up to 126° with smooth tilt control for working or relaxing.

Are the armrests adjustable?

Yes. The 3D armrests adjust up and down, forward and backward, and rotate to support different sitting positions.

Is the headrest adjustable?

Yes. The headrest adjusts in height and angle to support your neck in upright and reclined postures.

Is the mesh comfortable for long hours?

Yes. The breathable full-mesh design promotes airflow to help keep you cool during extended sitting.

Who is this chair best for?

The M57 is ideal for home offices, professionals, students, and anyone who wants affordable ergonomic support for daily use.

What is the weight capacity?

The chair supports up to approximately 330 lbs.

Is assembly required?

Yes. The chair ships unassembled and typically takes about 20 to 30 minutes to assemble.

Does the chair include a warranty?

Yes. Warranty coverage varies by retailer but generally includes protection for parts and materials.

Faq

The SIHOO M57 ergonomic office chair delivers breathable comfort, advanced adjustability, and supportive posture features to enhance productivity and reduce fatigue. Its full mesh design keeps you cool, while dual-adjustable lumbar support, 3D armrests, and an adjustable headrest ensure personalized comfort through hours of work or study. Engineered with a contoured “S”-shaped backrest and up to 126° recline, it’s ideal for home offices, professional workspaces, and daily use.

 

Key Features & Benefits

  • Full Breathable Mesh Design keeps air flowing to reduce heat and improve comfort during long sitting periods.
  • Dual-Adjustable Lumbar Support moves vertically and horizontally for tailored lower-back support.
  • 3D Adjustable Armrests adjust up/down, forward/back, and rotate for optimized arm and shoulder support.
  • Adjustable Headrest provides neck support with customizable height and tilt.
  • Contoured “S”-Shaped Backrest supports healthy spinal alignment from upper to lower back.
  • 126° Recline with Tilt Control allows comfortable reclining for relaxation or short breaks.
  • Smooth 360° Swivel and Casters enable effortless movement around your workspace.
  • High Weight Capacity supports up to approximately 330 lbs for everyday reliability.
  • Durable Construction with aluminum alloy and mesh materials ensures long-lasting performance.
Model Sihoo M57 Ergonomic Office Chair
Color Options Black, Gray, White
Fits General Dimensions: 28"W x 28"D x 42"–49"H
Maximum Load: 330 lbs
Seat Depth: 18.11"
Max Hip Width: 20.08"
Neck Support Adjustable headrest (height adjusts up to 3.9"; tilts up to 45°)
Seat Cushion Breathable mesh seat cushion

Frequently Asked Questions

What makes the SIHOO M57 ergonomic chair unique?

The M57 combines a full mesh design, dual-adjustable lumbar support, 3D armrests, and an adjustable headrest to deliver breathable comfort and advanced ergonomic support.

Can I adjust the lumbar support?

Yes. The lumbar support adjusts both vertically and horizontally to better match your spine’s natural curve.

Does the chair recline?

Yes. The chair reclines up to 126° with smooth tilt control for working or relaxing.

Are the armrests adjustable?

Yes. The 3D armrests adjust up and down, forward and backward, and rotate to support different sitting positions.

Is the headrest adjustable?

Yes. The headrest adjusts in height and angle to support your neck in upright and reclined postures.

Is the mesh comfortable for long hours?

Yes. The breathable full-mesh design promotes airflow to help keep you cool during extended sitting.

Who is this chair best for?

The M57 is ideal for home offices, professionals, students, and anyone who wants affordable ergonomic support for daily use.

What is the weight capacity?

The chair supports up to approximately 330 lbs.

Is assembly required?

Yes. The chair ships unassembled and typically takes about 20 to 30 minutes to assemble.

Does the chair include a warranty?

Yes. Warranty coverage varies by retailer but generally includes protection for parts and materials.

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