Coleman makes nice Mummy Sleeping Bags. This is one that is called the Coleman Exponent Emmons 20 Degree Mummy Bag Long. It is a lightweight pack friendly sleeping bag. It will keep you warm down to 20 degree. It has the nylon shell and nylon ripstop liner and antimicrobial treatment to keep the oder bacteria out. Its filled with synthetic fiber. It has the draft tubes and the chest baffler to keep the warm air in and has a full hood and the stuff sack inclued. Look for this at Acme Sleeping Bags.
