Features of a good ergonomic chair
In addition to being comfortable, a good ergonomic chair should come with various standard adjustments to adapt to different body types.
- Should be easily adjustable using a pneumatic adjustment lever.
- Should allow the user to comfortably rest his feet flat on the floor, keep his thighs horizontal and his forearms at the same height as the work surface or desk top without having to raise his shoulders.
SEAT WIDTH AND DEPTH
- The seat should be sufficiently wide and deep to comfortably support the user.
- An optional seat slider may be offered to adjust the depth of the chair seat.
- The front of the seat should be curved downward to create a space between the back of the knees and the seat.
- This option allows to adjust the seat angle in proportion with the backrest angle.
- The backrest must provide comfortable support for the lower back.
BACKREST CURVE, HEIGHT AND ANGLE
- The backrest curve should hug the natural curve of the spine.
- The backrest angle and height should be adjustable when the backrest is not attached directly to the seat (one piece seat and back).
- Armrest height should be adjustable to support elbows and forearms so that the user does not have to lower or raise his shoulders (which should remain relaxed).
- Should be cushioned for better comfort and not interfere with the work surface.
- Their width and depth may be adjustable and may swivel.
- To allow the user to reach different parts of his work space without having to stretch or get up.
- Sufficiently dense and thick foam to provide optimal comfort forextended periods.
- Quality covering material that allows air flow between the chair and the user.
- Solid, sturdy structure that provides stable support for the user.