Get contemporary style and all-day comfort with the OFM Comfort Series Ergonomic Mesh Mid Back Armless Task Chair, in Black. The back features built-in lumbar support, and the cooling, breathable mesh gives long-term comfort. It's easy to find the perfect support with the adjustable gas lift seat height, back height, and pitch. Seat swivels 360-degrees, and features an upholstered extra-thick 3" foam seat for comfort and stability. The mesh and seat fabric are stain resistant to keep things clean. Choose between optional glides or hard floor casters so you have the footing you need. Meets or exceeds ANSI/BIFMA standards. The office chair features a 250 lb capacity and is backed by the OFM Limited Lifetime Warranty.