Color:Pattern 7 Size:18"x18" (45cmx45cm), 1~2 cm deviation is allowed due to hand-cutting and sewing Material: Linen Cotton, Thick and Durable Package Included: 4PCS Pillowcovers Machine washable or hand wash in cold water It is perfectly fit for 19" x 19" or 20" x 20" insert.Then the whole pillow will be full and fluffy. If you use 18 x 18 inch insert, the pillows will be flat. It depends on what you like There are slight difference between the picture and the real item caused by light brightness and camera,if you mind the color difference,please choose other designs,hope you can understand