Joined: Aug 2010
Posts: 12,726
Likes: 2,105
From: Madison, WI
Bikes: 1961 Ideor, 1966 Perfekt 3 Speed AB Hub, 1994 Bridgestone MB-6, 2006 Airnimal Joey, 2009 Thorn Sherpa, 2013 Thorn Nomad MkII, 2015 VO Pass Hunter, 2017 Lynskey Backroad, 2017 Raleigh Gran Prix, 1980s Bianchi Mixte on a trainer. Others are now gone.
I can't help on the R value, but the Neoair air mattress has a very crinkly sound every time you move. Put one on the floor in the camping store and lie down on it and see what you think of it. I do not know why it is so noisy, that is the only pad I have that is that noisy.