The upholstery of this chair is Italian leather,which is healthy and environmental-friendlyno allergy to skin, no pollution to environment;The pipings and buttons of Florence Knoll Sofa Florence Knoll Sofa florence knoll setteeare in the same Italian leather,no scratching off for years;The cushions are high elastic foam, offering a comfortable seating feeling and no losing shape for years;Two seaters,three seaters are available.