The sofa bed seat cover you have received is made of micro polyester. after washing in the short program with the detergent you use in the machine at 30 degrees, after washing it and drying it on the flat floor or on the sofabed. the yarns will brow more pluster and definitely will not leave lint. it will be beautiful and more stylish after each wash. it is a product that you will like and use for years. all tests have been done. more than 100 stocks have been presented to be sold at the campaign price. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.