Crafted by our North Carolina upholstery artisans working with some of the finest materials sourced around the world. Frames are craftsman-built using cross-directional hardwood laminate. Frame support system features a no-sag Flexolator suspension made from recycled steel. Seat cushion contains dense foam made from partially plant-based material, padded with poly fibers. Backrest is filled with a supportive blend of foam and poly fibers and back frame system is sustained by flexible sinuous springs. Swivel mechanism made from solid steel rotates 360 degrees. We want you to love your Ellison as much as we do. We recommend ordering a swatch prior to purchase, ensuring the perfect color choice.