Perfect Size: NO PILLOW INSERT. Set of 4, 20x20 inch pillow covers. 18x18 inch pillows are recommended to fill to make the cushion covers look fluffier Premium Material: Made of our top-grade polyester for a better visual experience and linen-hand feel. The fabric is not only more durable compared to traditional linen, but also free from fade, stain, and wrinkle, and 100% eco-friendly and harmless to skin Elegant Design: We use matching color invisible zipper for an elegant look, and the throw pillow covers are easy to insert and wash Widely Application: A must-have for room decoration, suitable for all kinds of occasions: couch, sofa, bed, office, living room, and bedroom and etc., also perfect to use as a gift Easy to Wash: Please use machine wash with cold water separately, gently cycle only, no bleach Perfect Size: NO PILLOW INSERT. Set of 4, 20x20 inch pillow covers. 18x18 inch pillows are recommended to fill to make the cushion covers look fluffier Premium Material: Made of our top-grade polyester for a better visual experience and linen-hand feel. The fabric is not only more durable compared to traditional linen, but also free from fade, stain, and wrinkle, and 100% eco-friendly and harmless to skin Elegant Design: We use matching color invisible zipper for an elegant look, and the throw pillow covers are easy to insert and wash Widely Application: A must-have for room decoration, suitable for all kinds of occasions: couch, sofa, bed, office, living room, and bedroom and etc., also perfect to use as a gift Easy to Wash: Please use machine wash with cold water separately, gently cycle only, no bleach