KEY DETAILS Engineered wood frame. All wood is kiln-dried for added durability. 360-degree swivel base. High-gauge sinuous springs and webbing provide cushion support. Cushion has a fiber-wrapped, high-resiliency polyurethane foam core. Seat firmness: Medium. On a scale from 1 to 5 (5 being firmest), we rate it a 3. Loose seat cushion. This contract-grade item is manufactured to meet the demands of commercial use in addition to residential. See more . Made in Cambodia. How to measure for delivery