Mesh: OA-2000 series
Seat fabric: OS-300 series
Headrest: Fixed PU covered headrest
Frame: Black plastic+ glass fiber frame
Back: Adjustable lumbar support
Arm: Adjustable armrest with PU covered
Foam: Good quality molded foam(PU)+ high density foam
Mechanism: Single lock synchro tilt mechanism, tension adjustable
Gas lift: 100mm extended length, Class-3 gas lift
base:350 chrome base, 60/25 PU caster