10 oz. durable, 100% cotton canvas pillow cover with a convenient envelope enclosure. At 18" x 18", this pillow cover can accomodate a pillow up to 19" x 19". This chic pillow cover makes a great addition to any environment. It also makes a great gift! Available in Natural. The plush and soft pillow is 100% non-woven polyester covering and 100% pure polyester fiberfill with a medium loft, which makes it more resistant to lumping. It's non-allergenic, water-resistant, and can be used both indoors and outdoors.