Great fit to stuff your decorative throw pillow covers, suitable for any room decoration with comfort and support These pillow inserts are filled with upgraded 7D polyester microfiber through every corner, ultra white high standard brushed microfiber liner with super comfortable feel and long durability Measurement: 18 x 18 inches square, full 450g hypoallergenic poly-fiber filler Packed with plastic vacuum seal, please pat enough to help the throw pillows reach best shape Gentle wash with cold water, hand wash recommended