Headrest: 3D adjustable 6 positions of lifting, crouching, backing, translation in and out of 5 cm, designed with a wide headrest version curved along the neck of the user's neck.

Backrest: Spinal curved design adds adjustable lumbar cushioning to support L1-L5 spinal zones.

Armrest: 3D, integrated seat lifting controller, reclining 2 ends of armrests, in addition, the armrests can be adjusted to lift, rotate 2 sides 28 degrees.

Recline: The GT Chair Dvary Butterfly ergonomic seat can recline up to 160 degrees, locking and closing in 15 positions.

Seat cushions: Beveled seat wheels in the shape of a saddle, synchronous sliding wheels with 5 cm reclining feature, adjustable wheel resistance.

Piston: Korean Samhongsa 4-speed piston, 150kg payload, best explosion-proof.

Mesh material: Korean Wintex Mesh.