ZM-211A
High back executive chair with detachable and height adjustable headrest,height adjustable backrest, black plastic back frame,Korean mesh back and headrest,fabric seat upholstery, molding seat foam with seat plywood inside,included the height adjustable lumbar support,3D adjustable armrests, multifuntional mechanism with seat depth adjustment, black gas lift with class#4,tested nylon base with PU caster.