Hi Hacksaw
Mountain Equipment Coop rates the Ridge Rest at 2.6. But this is still the highest rated closed cell pad they sell...I just hate how bulky the closed cell pads are.
The RidgeRest is rated at 2.6
http://www.thermarest.com/product_detail.aspx?pID=49&cID=2The RidgeRest Deluxe is rated at 3.1
http://www.thermarest.com/product_detail.aspx?pID=55&cID=3