Simply put, the Sierra Designs Isotope is the lightest woven fabric waterproof/breathable jacket currently available, and the pants are not far behind. Actually the Isotope is lighter than most non-woven fabric rainwear. More amazing yet is that it's full-featured, not Spartan as you might expect.
--- End of free preview ---
A Premium or Unlimited Membership* is required to view the rest of this article.
Backpacking Light was founded in November of 2000 with the simple mission of promoting backcountry travel in lightweight style. We are based in the Northern Rockies with offices in Bozeman, Montana and Laramie, Wyoming, with educational and guided trekking programs offered in the Absaroka-Beartooth Wilderness of Montana (Billings area) and Medicine Bow Mountains of Wyoming (Denver area).
Get ultralight backpacking skills, gear info, philosophy, news, and more.
Join Our Community
Become a Backpacking Light Member
Unrestricted access to all forums, plus the ability to post and start new threads.
Unrestricted access to all 2,300+ articles, gear reviews, skills, stories, and more.
Post new content to the community including gear swaps, reviews, trip reports and more!
Get unlimited access to all our online education (*Unlimited membership required).