4 pieces in one set, it’s a thoughtful thought for you to wash the two chair covers. The other two can be attached directly to protect the armrests of your sofa. Dimensions (L x W): 45.5 - 53.1cm x 16.3 - 20.1cm x 20.1cm - 27.7cm, which is suitable for most armrests. The color is available with a simple design, perfect for any style of chair and sofa. The fabric sofa covers are made from 94% polyester and 6% spandex , which is soft, comfortable and stretchy. It is no longer just a cover, but a part of the sofa armrest. The stretch chair armrest covers renew and decorate your chair armrest. It can protect your chair armrest from stains and scratches. Ideal for around the home with children and pets. Polyester spandex chair arm covers are simple to remove for cleaning. Machine and hand washable, which makes it convenient to maintain. Do not bleach, tumble dry low, do not iron.