Adjustable lumbar support
Three levels backrest
123° Angle adjustment
Elastic breathble mesh cloth
Breathable spring headrest cervical spine comfort experience.
Headrest of it 5cm lifting and rotatable
Sihoo M90 provides 3D Armrest, able to adjust up down 7cm, before after 7cm, rotate 35 degrees left and right
To meet the needs of different heights, chair back is able to adjust 6cm lifting regulation
No matter how your sit the lumbar support will adjust itself best to your body movement .
Stay comfortable just the way you wannt all day