OFM 24 Hour Big and Tall Ergonomic Task Chair - Computer Desk Swivel Chair with Arms, Charcoal (247) BIG & TALL CHAIR: Relax comfortably in this chair specifically designed for 24-hour use with an extra thick 3" padded upholstered seat with stain resistant fabric ERGONOMIC OFFICE CHAIR: This chair can adapt to all body types with synchronized back and seat adjustments CHAIR WITH ARMS: Height and width-adjustable arms for customized support and added upper body support DURABLE OFFICE FURNITURE: This heavy duty swivel chair has a 27" 5 star base and a 400 pound weight capacity for long-lasting use WARRANTY & SUPPORT: Relax knowing this office desk chair is backed by the OFM limited lifetime warranty