Engineered with your total comfort in mind, the Flexy Task Chair seamlessly merges aesthetics, form and function. This elevated design allows you to minutely adjust the chair to achieve unrivaled ergonomic fine-tuning. Customize with a synchro-tilt mechanism, back-height adjustment from 39-2/5" x 43-1/10" , sliding seat that adjusts from front to back, pneumatic seat-height adjustment from 18-7/10" to 24-11/25" , tilt tension control and tilt lock. Arms adjust up, down, in, out, forwards and backwards for proper ergonomic positioning. Fabric-upholstered, cushioned seat measures 20-1/2" wide x 19-7/10" deep. Front of the cushion slopes to reduce pressure on the back of the knees. Mesh back size is 16-1/2" x 25-1/5".