Capri Executive Chairs have an upholstered shell and are available in 3 back heights. The available base options are: aluminum swivel 4-star base with self-return and finished in polished aluminum white or black; aluminum central base with 5 casters, swivel, and pneumatic height adjustment finished in polished aluminum; white or black and ECO thermo-polymer central base with 5 casters, swivel and pneumatic height adjustment, finished in black. Additional options include: Tilting mechanisms and a back finished in walnut veneer.