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T50 Headrest Ergonomic Task Chair

By Sidiz



In stock • Free EU Shipping • Try it in our showroom

Ergonomic task chair which offers consistently high comfort level, regardless of the user’s weight and height, their posture or chair settings. Sidiz features the latest generation of mesh, to offer enhanced support and contemporary aesthetics. The chair not only provides complete comfort along with permeability and elasticity, but also delivers refined beauty and usability in its slim design.

  • height and depth adjustable arms
  • synchronized tilting – the seat pan and backrest tilt independently in response to natural body movements
  • adjustable tilt tension
  • seat slope and slide adjustment
  • backrest curvature – naturally supports the spine, enabling the user to maintain the correct and most comfortable ergonomic posture
  • 5-star base in polished aluminum
  • black nylon 6 back frame
  • polished aluminum armrest structure
  • black textile seat cover
  • black mesh backrest
All-time favorite, T50

What our clients say

This is why we do what we do.


Product: SIDIZ T50

“The chair was delivered within a week. Very friendly staff. They answered all my questions timely when I was trying to make up my mind.”


Product: FREEDOM

“This particular chair, I’ve always wanted to have. Amazing service.”


Product: K30

“I needed to buy an ergo chair urgently. Got this and I am super happy. Fast delivery.”


Product: SIDIZ T50

“I had back pain and needed to find a chair. Found Studio Novo on Google and their team helped me find the right chair for me. Thanks.”

T50 Series

Carefully designed to fully support you, T50 is highly customizable. Scroll down to learn more why T50 is our all-time favorite.

Practical and Beautiful

T50 is not only beautiful, but also practical in the ergonomic point of view.It ideally supports your back, helping you stay comfortable all day long. With T50 moving naturally with you, you‘ll be supported in every single position.


Sidiz’s high quality polyester-striped mesh backrest provides a comfortable seating experience.

Good ventilation will surprisingly improve your work focus.

Function & Material

Essential functions to customize your chair and
Carefully chosen materials for better user experience

Mesh Back

High quality mesh back
for long term use

Multi Sync

Multi limited tilting (5 step)
+ Syncronized tilting

Nylon Casters

Durable Casters

Lumbar Support

2-way adjustable
lumbar support


Adjustable seat

Mesh Back

3-way adjustable armrest

Customizing Your chair

Seat Height
Multi-limited Tilting
Tilting Strength Adjustment
Lumbar support – Height
Lumbar support – Depth
Seat Depth
Seat Forward Tilt
Headrest – Height – Angle/Depth
Armrest – Height – Angle/Depth
T50-Headrest-1-Seat Height_

Seat Height

When raising the seat height, lift the lever and release it at the height desired while you are standing up. When lowering the height of the seat, sit at the center of the chair and lift the lever. Release it at the desired height.
T50-Headrest-1-Seat Height_

Multi-Limited Tilting

Push the lever down to the end of the range for maximum tilting. To limit the tilting range, lean to the angle you want, and pull the lever upwards. The chair will be locked to tilt only to that angle. * T50 supports five tilting levels.
T50-Headrest-1-Seat Height_

Tilting Tension

For stronger tilting tension, pull the right handle out and rotate it clockwise. For weaker tension, rotate the handle counter-clockwise.
When you are done with the adjustments, insert the handle inwards.
T50-Headrest-1-Seat Height_

Armrest Position

Push the button on the inner side of left/right arm pad and adjust the height by pilling up or pushing it down. To rotate or slide arm pads, grab the arm pad and move it in the direction you desire. When you are done with the adjustments, insert the handle inwards.
T50-Headrest-1-Seat Height_

Lumbar Support (if applicable)

You may adjust the lumbar support up and down as well as inwards/outwards. To adjust the height of the lumbar pad, move the handles up/down. Rotate the lever in the lumbar pad to change depth of the lumbar support.
T50-Headrest-1-Seat Height_

Seat Depth

While standing up, pull out the handle on the lower right side of the seat. Then move the seat to the direction you desire and release the lever.
T50-Headrest-1-Seat Height_

Seat Forward Tilt

While standing up, push the lever on the rear-left to the seat. To put the chair flat, stand up and pull the lever downwards.
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Aesthetically Pleasing

This unique and beautiful art piece
will bring you delight.


The beautifully-shaped backrest makes your waist remain in an S-shape and prevents back pain while weight on the lumber disk is distributed properly.


T50 consists of an aluminum frame to ensure high durability. The parts that touch the body are made of more soft and comfortable materials for your comfort. The seat pad allows you to have a more padded pillowy sitting experience.


All-time favorite, T50


By Sidiz