SIHOO M57 Ergonomic Office Chair with 3 Way Armrests Lumbar Support and Adjustable Headrest High Back with Tilt Function (Black)

★★★★★ 4.4 46 reviews

$90.00
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$90.00
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Free shipping Free 30-day returns

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Product details

Management number 208355699 Release Date 2026/03/22 List Price $36.00 Model Number 208355699
Category
  • 【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.
UPC 669614656623
Size Oversized
Brand SIHOO
Color Black
Shape L-Shaped
Style Modern
Pattern Solid
Tilting Yes
Arm Style With arms
Leg Style Tapered Leg
Room Type Office
Back Style High Back
Model Name M57-M111
Seat Depth 18.11 inches
Unit Count 1.0 Count
Finish Type Ergonomic
Form Factor Recliner
Is Foldable No
Item Weight 41.6 pounds
Seat Height 55 Centimeters
Manufacturer SIHOO
Fill Material Polyester
Material Type Aluminum, Mesh, Polypropylene
Is Customizable No
Number of Items 1
Special Feature Adjustable Headrest, Adjustable Height, Adjustable Lumbar, Ergonomic
Furniture Finish Aluminum
Item model number M57-MUS
Product Dimensions 30.31"D x 13.39"W x 25.59"H
Included Components 1
Chair Backrest Width 51 Centimeters
Age Range Description Adult
Surface Recommendation Hard Floor
Furniture base movement Swivel
Manufacturer Part Number M57-M015
Seat Back Interior Height 123 Centimeters
Number of Height Positions 3
Recommended Uses For Product Office
Maximum Weight Recommendation 350 Pounds
Is Discontinued By Manufacturer No

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4.4 out of 5
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46 ratings | 19 reviews
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