VEVOR White Polyester Spandex Banquet Dining Party Wedding Chair Covers (100 pc)90% Polyester and 10% Spandex The wedding chair covers made from 90% polyester and 10% spandex Arched front facilitates leg movements and prevents from scraping the ground 4 elasticated reinforced foot pockets at the bottom increase the life of the cover, preventing tears, excellent for repeated use, keep them tightly in place You can wash them by hand, machine, or dry cleaning with mild detergent. Easy to care, no need ironing Very easy to use,