Manage your workflow comfortably from the Office Star Ergonomic Leather High-Back Executive Office Chair. This adjustable chair is made with bonded leather for comfort, and it has built-in lumbar support to encourage good posture. The Office Star chair boasts dual wheel casters for smooth movement. Ergonomic office chair allows for comfort throughout the day. Recommended for professional use 8-10 hours per day. Weight capacity tested to support 275 lb. Overall Dimensions: 48-3/4”H x 28-3/4”D x 28”D. High back. Built-in lumbar support. Bonded leather upholstery. Waterfall seat. Pneumatic seat height adjustments. Locking tilt control and adjustable tilt tension. Padded, flip armrests. Swivel seat. Heavy-duty nylon base with dual wheel carpet casters. Assembly required.