Office desk chair for home office, work station, or conference roomAdjustable seat height, adjustable seat angle, and tilt control for customizable comfortSupports up to 275 pounds; sturdy KD metal base; comply with BIFMA standard, a nonprofit organization that creates voluntary standards to support safe standards for business and institutional working environmentsPuresoft PU upholstery in Black; contoured padded seat, backrest, and armrests for comfort; durable caster wheels for smooth-rolling mobilityAssembly instructions included; components (casters, base, arms, seat mechanism, hardware kit) arrive packed in the back cushionProduct Dimensions: 23.75 x 26 x 38.25 - 42 inches (WxDxH); seat width: 19.5 inches; seat depth: 17.75 inches; arm height: 26.25 - 30 inches Product Description Amazon Basics Classic Puresoft PU-Padded Mid-Back Office Computer Desk Chair with Armrest - Black From the Manufacturer Amazon Basics