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Sihoo M57 Ergonomic Office Chair with Breathable Mesh & Adjustable Lumbar Support
Best-in-class breathable mesh comfort at a budget-friendly price. The Sihoo M57 delivers adjustable lumbar support, 3D armrests, and a smooth recline for all-day work comfort.
Enhance your posture, relieve your stress—sit well and think better.
The Sihoo M57 Ergonomic Office Chair combines a fully breathable mesh design with practical, customizable ergonomic support to promote healthier posture throughout the day. Its streamlined S-curve backrest, dual-adjustable lumbar support, 3D armrests, and generous recline allow the chair to adapt easily to your body and workflow.
Certified by BIFMA and SGS, the M57 is built for durability, reliability, and everyday comfort—making it one of the best value ergonomic chairs for home offices and professional workspaces.
Key Features & Benefits
- Fully breathable mesh design keeps you cool during long work sessions
- Streamlined S-curve backrest supports your spine in a natural seated position
- Dual-adjustable lumbar support (vertical and horizontal) for personalized lower-back comfort
- 3D armrests adjust up/down, forward/back, and pivot left/right
- Adjustable headrest with up to 3.9" height range and 45° tilt
- Smooth recline up to 126° with lockable positions and tension control
- Stable construction supports users up to 330 lbs
- Simple, user-friendly controls for quick adjustments
Specifications
| Product Name | Sihoo M57 Ergonomic Office Chair |
|---|---|
| Overall Dimensions | 28" W × 28" D × 42"–49" H |
| Seat Depth | 18.11" |
| Max Hip Width | 20.08" |
| Chair Back Height Range | 42.13"–48.43" |
| Weight Capacity | 330 lbs (150 kg) |
| Materials | Aluminum frame with breathable mesh |
| Armrests | 3D coordinated armrests (up/down, forward/back, left/right pivot) |
| Assembly | Assembly required |
| Warranty | 3-year manufacturer warranty |
| Certifications | BIFMA & SGS |
Try the Sihoo M57 in our Chicago showroom to compare comfort, test adjustments, and get expert ergonomic guidance—or order online with fast nationwide shipping.
Sihoo M57 Ergonomic Office Chair with Breathable Mesh & Adjustable Lumbar Support
Best-in-class breathable mesh comfort at a budget-friendly price. The Sihoo M57 delivers adjustable lumbar support, 3D armrests, and a smooth recline for all-day work comfort.
Enhance your posture, relieve your stress—sit well and think better.
The Sihoo M57 Ergonomic Office Chair combines a fully breathable mesh design with practical, customizable ergonomic support to promote healthier posture throughout the day. Its streamlined S-curve backrest, dual-adjustable lumbar support, 3D armrests, and generous recline allow the chair to adapt easily to your body and workflow.
Certified by BIFMA and SGS, the M57 is built for durability, reliability, and everyday comfort—making it one of the best value ergonomic chairs for home offices and professional workspaces.
Key Features & Benefits
- Fully breathable mesh design keeps you cool during long work sessions
- Streamlined S-curve backrest supports your spine in a natural seated position
- Dual-adjustable lumbar support (vertical and horizontal) for personalized lower-back comfort
- 3D armrests adjust up/down, forward/back, and pivot left/right
- Adjustable headrest with up to 3.9" height range and 45° tilt
- Smooth recline up to 126° with lockable positions and tension control
- Stable construction supports users up to 330 lbs
- Simple, user-friendly controls for quick adjustments
Specifications
| Product Name | Sihoo M57 Ergonomic Office Chair |
|---|---|
| Overall Dimensions | 28" W × 28" D × 42"–49" H |
| Seat Depth | 18.11" |
| Max Hip Width | 20.08" |
| Chair Back Height Range | 42.13"–48.43" |
| Weight Capacity | 330 lbs (150 kg) |
| Materials | Aluminum frame with breathable mesh |
| Armrests | 3D coordinated armrests (up/down, forward/back, left/right pivot) |
| Assembly | Assembly required |
| Warranty | 3-year manufacturer warranty |
| Certifications | BIFMA & SGS |
Try the Sihoo M57 in our Chicago showroom to compare comfort, test adjustments, and get expert ergonomic guidance—or order online with fast nationwide shipping.
