Solve is the single seating solution that helps a variety of users achieve optimal comfort. This Solve task stool features a breakthrough, ReActiv back material designed to provide enhanced support above and beyond four-way stretch mesh. ReActiv back flexes to provide a firm fit and keeps the body cool by enabling continuous airflow. Seat glides forward when the back reclines for a more natural posture. Synchro-tilt mechanism reclines the back at a higher ratio than the seat for proper back alignment. Other functions include pneumatic seat-height adjustment from 22-3/4" to 32-3/4" , 360-degree swivel, tilt tension and tilt lock. Adjustable footring moves up and down for users of all heights. Adjustable-height arms move up and down for shoulder and upper body support. Waterfall seat edge promotes better leg circulation. Vinyl upholstery color on the 19" x 19-1/4" seat is black. Frame color is black. 18-1/4" x 21-1/2" ReActiv back color is ink. Weight capacity is 300 lb.