Mountainsmith Redcloud 20
Here's what other sites are saying:
Built to keep you warm during long, cold winter nights, the Mountainsmith Redcloud +20 Sleeping Bag weighs a very packable 3 lbs. 9 oz. and fits campers up to 6 ft. 4 in.. Synthetic insulation offers lightweight, compressible warmth that will continue to insulate even when damp. Full-length draft tube backs the full-length zipper to keep cold air out. Mountainsmith Redcloud +20 Sleeping Bag includes a nylon stuff sack and a cotton storage bag. Special buy.