2 zippered expandable panels run from the shoulder to footbox to add 5 in. of room to each side for a total of 10 in. when fully expanded
Fireline™ Pro synthetic insulation traps and distributes heat with high-loft efficiency and compressibility
Ripstop shell fabric and smooth, polyester taffeta lining are treated with a PFC-free water repellent finish to help keep you dry and warm
Comfortable, face-contouring hood opening provides a snug fit
Low-profile cordlock hood and insulated draft tube allows easy one-handed operation to seal out cold drafts
No-draft collar, 55 in. YKK #5 antisnag locking zipper and zipper garage ensures no drafty cold spots
Interior fabric loops secure sleeping bag liners for added warmth (liners not included)
Exterior loops allow you to easily hang dry or store bag when not in use
Bag can be zipped to select Big Agnes sleeping bags with the opposing-side zipper (additional bags not included)
Compatible with virtually every type and size of sleeping pad (not included)
Includes storage sack and stuff sack for compact packing