Executive Office Chair. Mesh Back Managers Chair. A stylish office chair packed with ergonomic features to keep you comfortable all day long. Premium nylon mesh back and seat in Black or Pewter mesh with black frame. Built in lumbar support, adjustable seat height, seat slider, 360 degree swivel, synchro-tilt, self-adjusting tilt, tilt-lock, multi-position back lock, and height adjustable.