This black leather executive office chair supports 350 lbs with a Bifma-certified metal base and Sgs Class 3 gas cylinder. Breathable Pu leather resists scratches, stains, and water, wiping clean easily. The 4"" thick cushion uses high-density foam and coil springs for lasting comfort without collapsing. Ergonomic features include head, neck, back, and lumbar support. Flip-up padded armrests save space. Adjust seat height and recline up to 120degree(s). Smooth 360degree(s) rubber wheels suit any floor. Assembly instructions and 1-year warranty included. Clean with a damp cloth. Ideal for home offices.