Boss - BOPB436CCP Retro Task Chair offers exceptional features such as tilt tension, upright lock and pneumatic gas lift for height adjustments. Chair is made with ultra-soft, breathable, CaressoftPlus vinyl that looks and feels like leather but is more durable and easy to clean. Sturdy, 25" chrome base with 2" nylon, dual-wheel casters provides smooth gliding. Chair supports up to 275 lb.