JIjinen Christmas Plaid Throw Pillow Cover Sofa Decorative Cushion Cover for Bed Living Room 18 x 18 Measures 18x18 inch square, 45 x 45 cm. Made of durable and high quality satin material. This pillow cover has an invisible zipper. The print is only on one side. Decorative Pillow Cover Cushion Cases. Best choice for home, office, sofa and couch use, birthday favors, wedding, valentine day etc.