Overstock has a Slumber Solutions 1" Memory Foam Mattress Topper: http://www.overstock.com/Bedding-Bath/Slumber-Solutions-1-inch-
for $19 if you click that link. (it's a link-based coupon, so it probably
won't stack with other offers. I could be wrong, but this looks fairly
similar to the frontpage deal from last week. Obviously, the best deal is
the King size.