Sturdy Material: Babenest folding chair covers are made of 85% polyester and 15% spandex, stretchy, wrinkle resistant and durable. Our Spandex Chair Cover protects your chair from stains, dirt, and pet damage, perfect for homes with kids, dogs, and cats. The elastic chair cover is designed with an elastic band inside, which can be easily fixed on the seat. When you sit on them they won't move