You can enjoy comfort while you work in this ergonomic office chair. The Office Star chair features soft fabric upholstery with antimicrobial properties. Its dual-wheel carpet casters help the executive chair move smoothly around your office space. Overall Dimensions: 50H x 29-1/4W x 27-1/2D. Ergonomic design allows for comfort throughout the day. Recommended for professional use 8-10 hours per day. Weight capacity tested to support 275 lb. Antimicrobial fabric upholstery. 1-touch pneumatic seat-height adjustment. 2-to-1 synchro locking tilt control features adjustable tilt tension. Fixed and padded aluminum arms. Heavy-duty chrome base features dual-wheel carpet casters. Assembly required. Backed by the manufacturers lifetime limited warranty.