Essentials Swivel Mid Back Mesh Task Chair with Arms - Ergonomic Computer/Office Chair (ESS-3001) 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 FIXED ARM OFFICE CHAIR: Sculpted arms provide comfy all-day support for upper body and shoulders ERGONOMIC POSTURE SUPPORT: Ergonomic back frame provides increased support and comfort while fixed arms provide upper body support HEAVY DUTY AND DURABLE OFFICE FURNITURE: This computer chair has durable sandwich mesh, sculpted arms, and 250 pound weight capacity