---
product_id: 191096682
title: "SIDIZ T50 Ergonomic Office Chair : High Performance Home Office Chair with Adjustable Headrest, Lumbar Support, 3D Armrest, Seat Depth, Mesh Back Computer Chair, Alternative Gaming Chair (Black)"
brand: "sidiz"
price: "¥323962"
currency: JPY
in_stock: true
category: "Sidiz"
url: https://www.desertcart.jp/products/191096682-sidiz-t50-ergonomic-office-chair-high-performance-home-office-chair
store_origin: JP
region: Japan
---

# Trusted in 62 countries 2M units sold worldwide 10+ adjustable ergonomic functions SIDIZ T50 Ergonomic Office Chair : High Performance Home Office Chair with Adjustable Headrest, Lumbar Support, 3D Armrest, Seat Depth, Mesh Back Computer Chair, Alternative Gaming Chair (Black)

**Brand:** sidiz
**Price:** ¥323962
**Availability:** ✅ In Stock

## Summary

> 🖥️ Elevate your workspace, own your comfort.

## Quick Answers

- **What is this?** SIDIZ T50 Ergonomic Office Chair : High Performance Home Office Chair with Adjustable Headrest, Lumbar Support, 3D Armrest, Seat Depth, Mesh Back Computer Chair, Alternative Gaming Chair (Black) by sidiz
- **How much does it cost?** ¥323962 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/191096682-sidiz-t50-ergonomic-office-chair-high-performance-home-office-chair)

## Best For

- sidiz enthusiasts

## Why This Product

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

## Key Features

- • **Versatile for Work & Play:** Seamlessly transitions from high-performance office chair to sleek gaming throne.
- • **Tailored Fit for Every Pro:** 10+ adjustable features including headrest, lumbar, armrest, and seat depth for personalized ergonomics.
- • **Award-Winning Spine Support:** S-curve design aligns your posture perfectly for all-day comfort.
- • **Global Trust, Proven Quality:** Over 2 million units sold, trusted by multinationals across 62 countries.
- • **Built to Last & Certified Safe:** Durable ANSI/BIFMA certified frame supports up to 275 lbs with Greenguard safety certification.

## Overview

The SIDIZ T50 Ergonomic Office Chair is a globally acclaimed, award-winning seating solution designed for professionals who demand superior comfort and adjustability. With over 2 million units sold in 62 countries, it features an innovative S-curve spine support, 10+ customizable ergonomic adjustments, and a durable ANSI/BIFMA certified frame. Perfectly suited for home offices, corporate environments, and gaming setups, the T50 combines modern design with proven performance to keep you productive and comfortable all day long.

## Description

Buy SIDIZ T50 Ergonomic Office Chair : High Performance Home Office Chair with Adjustable Headrest, Lumbar Support, 3D Armrest, Seat Depth, Mesh Back Computer Chair, Alternative Gaming Chair (Black): Home Office Desk Chairs - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- [Million Seller for a Reason] T50 desk chair, trusted by multinationals in 62 countries, sold 2M units worldwide since 2007. SIDIZ, a Korean industry leader, features in-house R&D and manufacturing.
- [Dive into Innovative Ergonomic] T50 office desk chair S-curve design optimally synchronizes and supports the spine. Its modern look earned 5 design awards, including AUS Int'l, KR and JP Good Design.
- [Experience Advanced Adjustability] T50 home office chair offers 10+ adjustable functions, supporting your posture from headrest to tilt. Sidiz's people-oriented design ensures personalized comfort.
- [For Home, Office and Gaming] T50 is highly customizable and suits home, office, and game chair needs. Adjustable for users 5'1" - 6'2", it's an ergonomic chair that supports your movements.
- [Discover Exceptional Build Quality] A solid, durable swivel chair complying with ANSI/BIFMA, supporting up to 275 lbs. Greenguard certified for safety in multiple settings. 30 days returns accepted.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08R57N7KV |
| Additional Features | Adjustable Headrest, Adjustable Height, Adjustable Lumbar, Ergonomic, Reclining |
| Age Range Description | Adult |
| Arm Style | With-arms |
| Assembly Instructions Description | DIY partly assembled |
| Back Style | Mesh |
| Best Sellers Rank | #1,184,317 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #2,297 in Home Office Desk Chairs |
| Brand Name | SIDIZ |
| Color | Black |
| Cushion Style | Boxed Edge |
| Customer Reviews | 4.2 4.2 out of 5 stars (1,420) |
| Fill Material | Foam |
| Finish Types | Painted |
| Form Factor | Ergonomic,Modern,Tilt |
| Frame Material Type | Plastic, aluminum, steel |
| Furniture Base Movement | Rock |
| Furniture Finish | Plastic |
| Included Components | Arm Pad, Caster |
| Indoor Outdoor Usage | Indoor |
| Item Depth | 28.9 inches |
| Item Dimensions | 28.9 x 28.9 x 45.8 inches |
| Item Dimensions D x W x H | 28.9"D x 28.9"W x 45.8"H |
| Item Weight | 49 pounds |
| Leg Style | Tapered Leg |
| Manufacturer | SIDIZ |
| Manufacturer Part Number | TNA500HLDABLACK |
| Manufacturer Warranty Description | 3-year warranty for quality-related issues; details can be found on sidiz’s amazon profile. |
| Material Type | Plastic |
| Maximum Weight Recommendation | 275 pounds |
| Model Name | Sidiz T50 |
| Model Number | TNA500HLDABLACK |
| Number of Items | 1 |
| Number of Packs | 1 |
| Pattern | Solid |
| Product Care Instructions | Spot Clean, Wipe Clean |
| Reclining Position Count | Multiple |
| Recommended Uses For Product | Office |
| Room Type | Office |
| Seat Depth | 21.6 inches |
| Seat Height | 21.5 inches |
| Seat Material | Fabric |
| Shape | Rectangular |
| Size | 28.9D x 28.9W x 45.8H Inch |
| Style Name | T50 Black (Lumbar Support + Headrest) |
| Surface Recommendation | Hard Floor |
| Theme | Modern Ergonomic Furniture |
| Unit Count | 1 Count |
| Upholstery Fabric Type | Mesh |

## Product Details

- **Brand:** SIDIZ
- **Color:** Black
- **Material:** Plastic
- **Product Dimensions:** 28.9"D x 28.9"W x 45.8"H
- **Size:** 28.9D x 28.9W x 45.8H Inch

## Images

![SIDIZ T50 Ergonomic Office Chair : High Performance Home Office Chair with Adjustable Headrest, Lumbar Support, 3D Armrest, Seat Depth, Mesh Back Computer Chair, Alternative Gaming Chair (Black) - Image 1](https://m.media-amazon.com/images/I/61ZmiGgdTRL.jpg)
![SIDIZ T50 Ergonomic Office Chair : High Performance Home Office Chair with Adjustable Headrest, Lumbar Support, 3D Armrest, Seat Depth, Mesh Back Computer Chair, Alternative Gaming Chair (Black) - Image 2](https://m.media-amazon.com/images/I/31WLXi01hYL.jpg)
![SIDIZ T50 Ergonomic Office Chair : High Performance Home Office Chair with Adjustable Headrest, Lumbar Support, 3D Armrest, Seat Depth, Mesh Back Computer Chair, Alternative Gaming Chair (Black) - Image 3](https://m.media-amazon.com/images/I/412ThWF2KCL.jpg)
![SIDIZ T50 Ergonomic Office Chair : High Performance Home Office Chair with Adjustable Headrest, Lumbar Support, 3D Armrest, Seat Depth, Mesh Back Computer Chair, Alternative Gaming Chair (Black) - Image 4](https://m.media-amazon.com/images/I/41YXI7u+AuL.jpg)
![SIDIZ T50 Ergonomic Office Chair : High Performance Home Office Chair with Adjustable Headrest, Lumbar Support, 3D Armrest, Seat Depth, Mesh Back Computer Chair, Alternative Gaming Chair (Black) - Image 5](https://m.media-amazon.com/images/I/51-yLU27VZL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: What is an ergonomic chair?**
A: A chair that properly supports the user is an ergonomic chair. This means, the chair should follow every movement of the user, and provide comfort.

**Q: Who do you recommend to use T50?**
A: We recommend T50 chair for users looking for an ergonomic chair with sophisticated adjustments. T50's adjustments levels are split so users can find the best position for each.

**Q: I want to know more about T50. Can I get help on decision making?**
A: Yes, of course. In case you have questions regarding assembly or the use of T50, SIDIZ support team is here to help you.

## Frequently Bought Together

- SIDIZ T50 Ergonomic Office Chair : High Performance Home Office Chair with Adjustable Headrest, Lumbar Support, 3D Armrest, Seat Depth, Mesh Back Computer Chair, Alternative Gaming Chair (Blue)
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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-02*