High-back executive office chair; ideal for computer desk, work station, or conference room. Pneumatic adjustable seat height and 360 degree swivel for easy multi-tasking. Supports up to 275 pounds; certified by BIFMA, a nonprofit organization that creates voluntary standards to support safe standards for business and institutional working environments. Upholstered in Black bonded leather (faux leather) and PVC; padded seat, backrest, and armrests for comfort; durable caster wheels for smooth-rolling mobility.