The Pottery Barn 22” Slate Pillow Cover in Natural Flax with a Moroccan tile pattern on the front and solid pattern on the back. This slubby fabric is a stylish and versatile addition to any room in your home. Made from 100% cotton, this square pillow cover features a zipper closure for easy maintenance. Machine washable for convenience, this pillow cover is sure to enhance the look of your space with its unique design and high-quality construction.