Designed to meet your comfort, this Logic High Back Task Chair features a resilient, molded foam, waterfall seat to promote proper ergonomic seating for good health. Ratchet-back lumbar adjustment provides enhanced back support. Infinite, back-angle adjustment with tilt lock allows you to personalize the angle for comfortable, all-day sitting. Pneumatic-cylinder height adjustment lets you customize height for an optimal experience. Chair also features multifunction mechanisms, center knob tension adjustment, 6-degree forward tilt and 360-degree swivel. Sit in a relaxed, comfortable position using height-adjustable arms. Five-star base with casters provides smooth mobility. Chair is Greenguard certified to produce low chemical emissions. Maximum weight limit is 300 lb.Designed to meet your comfort, this Logic High Back Task Chair features a resilient, molded foam, waterfall seat to promote proper ergonomic seating for good health. Ratchet-back lumbar adjustment provides enhanced back support. Infinite, back-angle adjustment with tilt lock allows you to personalize the angle for comfortable, all-day sitting. Pneumatic-cylinder height adjustment lets you customize height for an optimal experience. Chair also features multifunction mechanisms, center knob tension adjustment, 6-degree forward tilt and 360-degree swivel. Sit in a relaxed, comfortable position using height-adjustable arms. Five-star base with casters provides smooth mobility. Chair is Greenguard certified to produce low chemical emissions. Maximum weight limit is 300 lb.