Recommended for moderate use Tilt-lock control Pneumatic seat height adjustment from 16 1/2? to 21 1/2? Seat angle adjustment moves seat forward and back Air-flow mesh back and seat for added breathability and user comfort Height-adjustable T-arms help reduce discomfort and strain in neck and shoulders Centre-tilt movement adjusts from a pivot point at the centre of the seat allowing you to rock while your feet stay on the floor Waterfall seat edge helps reduce pressure and improve leg circulation Properly contoured cushions Made in Canada GREENGUARD Certified