【stretch chair covers】: 92% Polyester, 8% Spandex. These chair covers are made of high quality polyester and spandex blend, super stretchy, soft, comfortable, durable and wrinkle resistant, fit most chairs. 【Suitable for chair size】Back height: 45-55cm, seat length 36-48cm, seat width: 36-48cm. Can be used in most chairs (please measure your chair before purchasing to ensure the best adjustment). 【Complete protection】: Effectively protect your favorite chairs from dust mites, stains, wear, oil, etc. to extend their service life. Solve the problem of difficult cleaning of chairs. 【installation and maintenance】: Easy to install, just pull them over your chairs, then the elastic edge will keep the covers in place. Besides, it is easy to remove and machine wash. It is easy to care. But do not bleach or iron it. Tumble dry low. 【Various occasions】These covers can be used to decorate chairs not only in dining room, living room, kitchen, office, but also in hotel, wedding, banquet, party,