Size: Set of 4, no inserts or fillers. Dimensions are 18" * 18" / 45cm * 45cm. (Due to different measurement methods, there may be an error of about 1cm.) Material: This product is made of high-quality linen fabric, which is comfortable and breathable, and has no peculiar smell. Craft: High-definition digital printing, invisible zipper design, single-sided printing, the back is the original color of the material. Uses: Home decoration products, can be used for scene layout, decorating living room, bedroom, dining room, children's room, car, office, sofa, chair, etc., and can be used as a holiday gift. CARE AND CLEANING: Do not pull the zipper hard when in use. It is machine washable. Water temperature does not exceed 30 , low temperature drying. Do not iron or dry clean. We only sell pillowcases, not other items in the picture. Due to differences in different monitors, the pictures may not reflect the actual color of the item. Due to manual measurement, please allow slight size errors.