KEY DETAILS Top-grain leather upholstery. Leather is a natural product. Variation in color and texture are inherent to each hide; no two pieces are exactly alike. Kiln-dried pine and engineered wood frame with reinforced joinery. Webbed cushion support. High-resiliency polyurethane foam that is fiber-wrapped for extra comfort. Seat firmness: Medium. On a scale from 1 to 5 (5 being firmest), we rate it a 3. 360-degree swivel base. Learn about leather! See our guide here . Made in China. U.S. Patent D1036876. How to measure for delivery