Made with 800-fill goose down (the warmest, lightest insulation available), the Sierra Designs Nitro
0 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, Flex between the shoulders and knees for added warmth and comfort, an Ultralight Jacket Hood, Snag-free zipper tracks, and an ergonomically shaped foot box, the Nitro 0 Degree pulls out all the stops to make certain you are very well taken care of.
Sierra Designs Nitro 0 Degree Sleeping Bag Photo
Available sizes, while supplies last, include size reg and size long: reg, long.