"By treating feathers with a molecular-level polymer, Sierra Designs has remedied down's fatal flaw: its inability to retain warmth when wet."
-Men's Journal, June 2012 Issue
"Finally, down that does well in humidity!" This was also the only bag in the review that didn't have any complaints about the zipper sticking. Testers would have liked to see an 800-fill version, but otherwise this bag was a top scorer in all categories: warmth, packability, and features."
-Climbing Magazine, September 2012 Issue
"Let's start with this year's pinnacle bags that incorporate some of the year's most advanced technologies such as that seen in the new DriDown bags from Sierra Designs. A dramatic improvement over standard down"
-Camping Life, May 2012 Issue