<br>Size: 18 x 18 inches.</br> <p>The fabric is 100% cotton. This Down and Feather Pillow Insert provides firm support for when you're in a seated position. For use with all types of shams & covers, will look superb in any decorative pillow cover.</p> <p>NOTE: Down and feather-filled pillow insert are packed tightly during shipping. Upon receipt, remove them from their packaging, and allow several hours to recover their full loft.</p>