Stretchable Material,stretch that recovers quickly,secure fit with sewn-in elastic hem Machine washable, easy to clean and wash Suitable for Chair Size: Back Height: 45-65cm , Seat Length: 40-50cm, Seat Width: 40–50cm Chair Cover Material: Polyester . Soft durable material, comfortable and wrinkle resistant, no ironing required. Can be used for Hotel,wedding banquet, dinner, meeting, celebration, ceremony, family dining room decoration, etc.