---
product_id: 70839063
title: "SIHOO M56C Ergonomic Office Chair, High Back Desk Chair, Lumbar Support, Swivel Computer Task Chair with Adjustable Headrest, Tilt Function,Black"
brand: "sihoo"
price: "€ 315.87"
currency: EUR
in_stock: true
reviews_count: 13
category: "Sihoo"
url: https://www.desertcart.ie/products/70839063-sihoo-m56c-ergonomic-office-chair-high-back-desk-chair-lumbar
store_origin: IE
region: Ireland
---

# Advanced backrest tracking system 3D armrests with synchronized reclining 4-level height adjustable backrest (2.36 in range) SIHOO M56C Ergonomic Office Chair, High Back Desk Chair, Lumbar Support, Swivel Computer Task Chair with Adjustable Headrest, Tilt Function,Black

**Brand:** sihoo
**Price:** € 315.87
**Availability:** ✅ In Stock

## Summary

> 🪑 Elevate your workday comfort — because your back deserves the best!

## Quick Answers

- **What is this?** SIHOO M56C Ergonomic Office Chair, High Back Desk Chair, Lumbar Support, Swivel Computer Task Chair with Adjustable Headrest, Tilt Function,Black by sihoo
- **How much does it cost?** € 315.87 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/70839063-sihoo-m56c-ergonomic-office-chair-high-back-desk-chair-lumbar)

## Best For

- sihoo enthusiasts

## Why This Product

- Trusted sihoo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Recline:** Weight-sensing mechanism ensures smooth, balanced tilt for ultimate relaxation.
- • **Dynamic Arm Support:** 3D armrests move in sync with your recline to reduce arm fatigue and boost productivity.
- • **Customizable Comfort:** Four height settings and three tilt angles (110°-130°) tailor your perfect seating posture.
- • **Adaptive Spine Alignment:** Automatically adjusts to your upper body for all-day ergonomic support.
- • **Certified Quality & Safety:** TÜV, REACH, EN1335, and SGS BIFMA certified for peace of mind and durability.

## Overview

The SIHOO M56C is a high-back ergonomic office chair designed for millennial professionals seeking personalized comfort and support. Featuring an advanced backrest tracking system, 3D adjustable armrests, and multiple tilt positions, it adapts seamlessly to your body movements. Certified for safety and quality, this chair combines durability with innovative ergonomic technology to enhance productivity and reduce fatigue during long work sessions.

## Description

Buy SIHOO M56C Ergonomic Office Chair, High Back Desk Chair, Lumbar Support, Swivel Computer Task Chair with Adjustable Headrest, Tilt Function,Black: Home Office Desk Chairs - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Everything is there, no missing parts - Gooses together straight forwardly.
Review: Great Chair to sit in. - This chair is very comfortable and makes sitting at the desk enjoyable.

## Features

- The M56C is equipped with an advanced backrest tracking system that adjusts automatically to maintain spine alignment, providing superior support for your back while adapting to your upper body movements, ensuring ultimate comfort even during extended sitting sessions.
- This ergonomic chair offers a fully adjustable backrest with four height settings, capable of moving up and down by 2.36 inches. The M56C is designed to accommodate individuals of all body types, offering personalized support regardless of your height.
- The M56C features innovative 3D armrests that move in three directions and adjust synchronously with the backrest during reclining, helping to alleviate arm fatigue. The adaptive lumbar support also shifts in real-time to perfectly fit your lower back, providing continuous support and pain relief.
- With three tilt positions—110°, 120°, and 130°—the M56C allows you to relax at the angle that works best for you. The integrated weight-sensing mechanism ensures the chair adjusts smoothly to your body weight, offering balanced and effortless reclining.
- The M56C is certified by TÜV for safety and quality, adhering to European REACH and EN1335 standards. It also meets the US SGS BIFMA standards, and is equipped with an SGS-certified 4-stage pneumatic lift. With a three-year warranty, this chair ensures long-lasting performance and peace of mind.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DWSMJWNG |
| Age Range (Description) | Adult |
| Arm Style | 3D |
| Assembly Instructions Description | Includes assembly instructions |
| Back Style | Solid Back |
| Best Sellers Rank | #509,575 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #1,077 in Home Office Desk Chairs |
| Brand | SIHOO |
| Color | Black |
| Customer Reviews | 4.2 4.2 out of 5 stars (87) |
| Date First Available | February 11, 2025 |
| Fill Material | Foam |
| Form Factor | Office Chair |
| Included Components | Arm Pad |
| Indoor/Outdoor Usage | Indoor |
| Item Weight | 30 pounds |
| Item model number | M56C-M101 |
| Leg Style | wheels |
| Manufacturer | SIHOO |
| Model Name | M56C-M101 |
| Pattern | Solid |
| Product Dimensions | 17.1"D x 20"W x 40"H |
| Reclining Position Count | 2 |
| Seat Depth | 19.48 inches |
| Shape | L-Shape |
| Size | Medium |
| Style | Basic |

## Product Details

- **Brand:** SIHOO
- **Color:** Black
- **Material:** Memory foam
- **Product Dimensions:** 17.1"D x 20"W x 40"H
- **Size:** Medium

## Images

![SIHOO M56C Ergonomic Office Chair, High Back Desk Chair, Lumbar Support, Swivel Computer Task Chair with Adjustable Headrest, Tilt Function,Black - Image 1](https://m.media-amazon.com/images/I/317Sap5LMuL.jpg)
![SIHOO M56C Ergonomic Office Chair, High Back Desk Chair, Lumbar Support, Swivel Computer Task Chair with Adjustable Headrest, Tilt Function,Black - Image 2](https://m.media-amazon.com/images/I/41PuJEOv3cL.jpg)
![SIHOO M56C Ergonomic Office Chair, High Back Desk Chair, Lumbar Support, Swivel Computer Task Chair with Adjustable Headrest, Tilt Function,Black - Image 3](https://m.media-amazon.com/images/I/41hLA+9NKaL.jpg)
![SIHOO M56C Ergonomic Office Chair, High Back Desk Chair, Lumbar Support, Swivel Computer Task Chair with Adjustable Headrest, Tilt Function,Black - Image 4](https://m.media-amazon.com/images/I/41jsFzo+FDL.jpg)
![SIHOO M56C Ergonomic Office Chair, High Back Desk Chair, Lumbar Support, Swivel Computer Task Chair with Adjustable Headrest, Tilt Function,Black - Image 5](https://m.media-amazon.com/images/I/41mIhRLbPJL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Everything is there, no missing parts
*by A***R on December 20, 2025*

Gooses together straight forwardly.

### ⭐⭐⭐⭐⭐ Great Chair to sit in.
*by J***N on December 21, 2025*

This chair is very comfortable and makes sitting at the desk enjoyable.

### ⭐⭐⭐⭐ Great relief on back pain.
*by T***S on August 23, 2025*

This is a really comfortable chair as I sit in front of a computer 6 to 8 hours a day. I do wish the arm top would lock in place but it slides back and forth on it's own.

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-07*