Air One office chair mesh back & mesh seat,

3D removable headrest,

5-position height adjustable headrest with double joints rotation adjustments,

4D armrests,travel distance 70mm,

7-position height adjustable PU lumbar support,

DONATI mechanism with 22°back tilting in5locking positions,5-depth sliding positions,

350mm Plastic base（Optional BJ-AL350-2 aluminum polished base），PU casters