They are perfect!  They are not heavy or stiff and the rings that come with it are bigger than I thought they would be which is great because my rod is 11/2 inch Diameter.  They block out the light completely and stop the draft from the window.

The only issue I have now is when I went to order more of them and I could not locate by description or item number.  I finally found them I think, they have the same picture as above but the name and item number are different.  The name for the liners now is "Payater Single Panel Curtain Liner by Alcott Hill".  Are these the same as the ones above that I ordered on January 31, 2016 or has there been a mistake? And if they are the same why the