I usually wear an XXL in cycling shorts but I found the Sheila Moon shorts to run big so I was able to get a pair of the knickers last year in an XL and they fit great. They are so comfortable I wish I could wear them around the house. (some times I do)
Here is the link. http://www.teamestrogen.com/products.asp?pID=29972
"You must do the thing you think you cannot do." --Eleanor Roosevelt
Pain is temporary. It may last a minute, or an hour, or a day, or a year, but eventually it will subside, and something else will take its place. If I quit, however, it lasts forever. -Lance Armstrong