IKEA - TORKEL Swivel office chair, black Width: 23 1/4 " Depth: 25 5/8 " Max. height: 42 1/2 " Seat width: 19 1/4 " Seat depth: 16 1/2 " Min. seat height: 15 3/4 " Max. seat height: 20 1/2 " Complies with California TB117 flammability requirements. This chair is tested and approved for home use. The casters lock automatically when the chair is not in use. Vacuum clean. Protect from direct sunlight to prevent drying out.