T40 - Simpler than Ever

$329 $399
Simple. Comfort.
Seat Color
  • EASILY CUSTOMIZABLE : With all levers placed where your hands can easily reach, you can easily adjust all functions with a simple reach. A simple yet customizable chair that adjusts to your personal preferences.


  • HOME-LIKE DESIGN : The T40 is well known for its simplistic square lines and modern and minimalistic design. The neutral colors of each part provide a natural fit into any interior design scheme.


  • EXCEPTIONAL BUILD QUALITY : Each component of the T40 model is made of solid material that provides high durability. Although a bit on the heavy side, we wanted to ensure a long lasting product.


  • 30-DAY TRIAL AND 3 YEAR WARRANTY : Sidiz offers a 30-day free trial and you may return the product if it does not meet your needs. All quality-related issues with the exception of normal wear and tear will have a 3 year warranty from date of purchase.

Simple as that?

Looking for an ergonomic chair, but also need simple adjustments? SIDIZ T40 is literally simple as that.

Comfortable Seat Cushion

T40's thick cushion supports you comfortably.

High Quality Materials

Sturdy and durable parts allow easy adjustments.

Modern Design

Simple and easy design lines show modern design.

Learn How to Adjust
Seat Height Adjustment (1/8)
Seat Depth Adjustment (2/8)
Headrest Adjustment (3/8)
Armrest Height Adjustment (4/8)
Armrest Angle/Depth Adjustment (5/8)
Tilting Tension Adjustment (6/8)
Tilting Angle Adjustment (4-Step) (7/8)
Lumbar Height Adjustment (8/8)

Proudly trusted by thousands of corporates and home offices.

Click here to get assembly tips
and user guides.