Ergonomic design helps you maintain great posture all day long Overall Dimensions: 40 1/4in.H x 26 1/4in.W x 28 1/4in.D. Weight capacity tested to support 250 lb. Fully upholstered back helps ensure a great feel all day long. Lumbar feature supports your lower back and enhances the natural curve of your spine. Rugged fabric is rated to exceed 150,000 double rubs to help ensure long-lasting use. Adjustable back depth and height pitch, plus gas-lift seat-height adjustment, let you find a custom seating position. Stable 5-star base features casters for quick movement around the office. Assembly required. OFM Posture Series Fabric Mid-Back Task Chair, Black/Black is one of many available through Office Depot. Made by OFM.