WorkPro PRO Quantum 9000 Series Ergonomic Mesh High-Back Synchro-Tilt Chair with Headrest, Black | Grand & Toy

Recommended for intensive use 6-8 hours per day Adjustable headrest provides extended comfort and support to users head Tilt tension with forward and back seat tilt Tilt lock control Pneumatic seat height adjustment from 43 1/4" to 51 3/4" Back height adjustment allows backrest to move up and down to properly position lumbar support to the natural curve of your spine Seat depth adjustment allows backrest to move in and out Seat angle adjustment moves seat forward and back Back angle adjusts independently from seat