The smallest sleeping bag in the Elite range, is the Snugpak Elite 1 Bag. This lightweight and low pack size unit will fit into even the most space restricted rucksack or even tie discreetly to the outside. This Elite bag is equipped with our unique easy to deploy EPS Expander Panel System and its own sturdy compression stuff sack. A layer of our exclusive Reflectatherm metalized barrier helps to reflect heat back inside. Temperature rating - Comfort 45 degrees / F Low 36 degrees F.