Hyke & Byke Snowmass Ultralight Down Sleeping Bag, 650FP, 0F Degrees

A toasty warm four-season bag, our ultralight Quandary 0 Hydrophobic 650FP Down Mummy Sleeping Bag will keep you warm even when temperatures drop well below freezing. Professionally designed for thru-hiking, backpacking, and camping, this bag boasts excellent weight-to-warmth ratio and is the ultimate sleeping bag for saving space and weight.

Featuring a down upper fill for maximum warmth retention, and a ClusterLoft advanced synthetic underside fill for sweat resistance and durability, this 0 hybrid sleeping bag packs down small is a perfect balance for all-around use. Our 650FP line is cut slightly roomier than the Eolus line and has a more even top-to-bottom fill ratio making it a good choice to use even without a sleeping pad.