Wood frame with highresistance elastic bands, covered in multithickness polyurethane foam. The seat cushions are in medium/firm multithickness polyurethane foam, with a final layer in Memory Foam, covered in 100% polyester fibre bonded with cotton blend cloth.The backrest cushions are in medium/soft multithickness polyurethane foam covered in sterilized goose down.A characteristic metal “shell” insert is at the base of each armrest, available in the finishes: Satin nickel, Bright shaded brown, Black Rose gold, bright light gold, matt Champagne gold, bright chrome, bright black chrome, matt satin bronze, bright pink gold, matt pink gold.As a supplement, a metal utility shelf (coordinated with the insert on the base) is available with a shaped marble or bronze or smoky mirror top.Given the special manufacturing process, the structure upholstery in leather or fabric/velvet is NOT removable, but the seat cushion upholstery can be removed easily