DECORLUTION Cotton Linen Decorative Throw Pillow Case Cushion Cover ( Retro Blue Bold Arrows) 18"X18" Cushion cover does not include insert, includes only the pillow case Pillow case is 18x18 inches (45x45 cm) and is made of 50%/50% cotton polyester blend fabric Design pattern is printed only on one side Includes invisible zipper closure, machine washable air dry ALERT: Customers are recommended to buy pillow product sold by Amazon to guarantee high quality. Beware of other sellers who might be selling fake or low quality products.