Solid and engineered wood frame. All wood is kiln-dried for added durability. High-gauge sinuous springs provide cushion support. Seat cushion has fiber-wrapped, high-resiliency polyurethane foam cores. Seat firmness: Medium. On a scale from 1 to 5 (5 being firmest), it's a 3. Back cushion is fiber filled. 360-degree swivel base. Loose, reversible cushions with zip-off covers. This contract-grade item is manufactured to meet the demands of commercial use in addition to residential. See more. Made in Cambodia.