Sierra Designs Vapor 15 Deg Sleeping Bag:
Made with 850-fill goose down (the warmest, lightest insulation available), the Sierra Designs Vapor 15 Degree Sleeping Bag offers huge warmth in a very small package. For dipping temperatures, this ultra-light and highly compressible bag keeps you comfortably warm. Complete with Removable pad locks, zipper draft tube, an Ultralight Jacket Hood, Snag-free zipper tracks, and an ergonomically shaped foot box, the Vapor 15 Degree pulls out all the stops to make certain you are very well taken care of.