Essentials Swivel Upholstered Armless Task Chair - Ergonomic Computer/Office Chair, Black (ESS-3060) COOLING MESH BACK WORK CHAIR: Added comfort with breathable fabric that you can relax into COMFORTABLE SWIVEL CHAIR: Pneumatic seat height adjustment, adaptable recline, and 360-degree swivel allows you to customize your comfort ROLLING OFFICE CHAIR: Smooth-rolling casters and durable wheels hold up even under heavy use ERGONOMIC POSTURE SUPPORT: Seat and back are contoured to the body HEAVY DUTY AND DURABLE OFFICE FURNITURE: Durable sandwich mesh and 250 pound weight capacity COMPUTER CHAIR WITH WARRANTY: Essentials by OFM limited warranty