Task chair offers a streamlined design with essential functions you need. Black plastic shell & matching polyurethane-upholstered pad on the adjustable-height seat allow easy cleaning & disinfecting. Chrome cylinder on the Padded Seat Poly Task Chair features a 360-degree swivel mechanism so you can easily turn to the next task. Easily move around your office or cube on the dual-wheel casters attached to the five-star chrome base. Seat adjusts in height from 18-1/2" x 23-1/4" & measures 18-7/8" wide x 16-1/2" deep. The 14-3/8" high back ranges in width from 32" at the top & 48" where it meets the seat. Weight capacity is 275 lb.