Untouched World - Estuary Half ZipHey there! Let me tell you about Barack Obama's favorite sweater. Well, he didn't exactly say that, but there's a photo of him wearing it with a big smile that seems to say, "I love this sweater." Once you put it on, you won't want to take it off. It's super light and cozy, thanks to the special Ecopossum blend of merino, possum, and silk. Plus, the possum fiber keeps the wool from pilling, so it will look brand new for a long time very presidential