Hey Dons...I have a blanket just for my cat...sets right on top the XF...most of the time the cover is on it, but when its not...on goes the blanket...he loves the XF top...hasn't hurt it in 2 yrs...but the cat...been missing for 3 days....I thinks hes dead...he was 15 yrs old...so he lived a long life...back on subject....welcome Doug....like Franc said, its an addiction and you are now in the support group....