About this ergonomic chair

The Merryfair Tune Chair is an ergonomic office chair designed for long working hours, especially for office and work-from-home setups. It is made by Merryfair, a Malaysian furniture company known for ergonomic seating solutions.

Main Features

Ergonomic Design
The chair is built to support proper posture and reduce back strain during extended sitting sessions. It supports users roughly between 150 cm and 185 cm tall.
Breathable Mesh Backrest
The backrest uses polyester mesh material that improves airflow and reduces heat buildup, helping users stay cool and comfortable.
Adjustable Lumbar Support
The lumbar support can be adjusted using side knobs to match different spinal curves and lower-back preferences.
Height Adjustable Backrest
The backrest height can be adjusted up to 105 mm to better fit different body sizes.
Adjustable Headrest
The headrest is height adjustable and can tilt freely for neck support while reclining.
3D Armrests
The armrests can move in height, forward/backward, and swivel angles to support different desk setups.
Synchro Tilt Mechanism
The chair reclines smoothly with synchronized seat/back movement and includes multi-position tilt lock plus auto weight-sensing tension control.
Seat Depth Adjustment
The seat can slide forward or backward to suit different leg lengths and improve circulation.
Strong Construction
It includes a durable aluminum or polypropylene base, nylon castors, and supports up to 120 kg.

Advantages

Comfortable for long sitting hours
Good lower-back support
Modern executive appearance
Breathable and cool mesh design
Many ergonomic adjustments
Durable build quality

Some Reported Drawbacks

Based on user feedback from Reddit:

Armrests are not width-adjustable
Armrest padding feels hard for some users
Headrest may not lock firmly for certain users
Seat depth can feel slightly long for shorter users

User Experience

Many users reported positive long-term durability and comfort, especially for work-from-home setups and software development work. Some users mentioned using the chair for 8–12+ hours daily without back pain.