Sofapartner Stylish Hello Spring Square Throw Pillow Covers 18"x 18" Size:16*16 inches/18*18 inches/20*20 inches. Fits most standard and queen size pillows Material: Canvas ,finished with a concealed zipper for ease of care. Wash separately with warm water, do not wash with other clothing Pillow insert is not included. Features a double-sided print. If you need to CUSTOMIZE the pattern, please EMAIL us.