Pluto High Back Office Chair- Executive Armchair in Black The Pluto chair is a perfect choice for your office, home office or study. This stylish chair features detailed stitching on the back and seat pad, contemporary arm rests and a black nylon base with twin hooded castors. This executive chair is adjustable to the user's own preference, with a tension control mechanism which can be altered to suit the user's weight. The chair can be locked in the upright position. Flat packed for easy home assembly.