Made of polyester,machine washable,eash to clean Suitable for armchairs with a seat cushion length of 51-61cm (20-24in),a seat cushion width of -56cm (18-22in),a backrest width of -54cm (18-21in),and a backrest height of -56cm (18-22in) Skin-friendly and comfortable,environmental ,safe and healthy,enjoy a comfortable life Elastic stretch design,fixed seat cover does not slide,easy to disassemble,easy to clean It is very suitable for hotels,weddings,banquets,dinners,conferences,celebrations,ceremonies,homes,offices,bars,cafes and restaurants