Known by Volcanologists the world over you’d think this Puma MF was filled with high lofting lava! 9.5″ of loft, 36 oz. of 850+ fill power down, two densely packed Interlocking Draft Tubes and a full down-filled collar will keep you in the ring of fire till 25 below zero. Its V-Block Side Baffle provides phenomenal down control, which is necessary in a bag with this much loft. You get a 64″ shoulder girth so that there’s even room for layering. The MicroLite XP™ shell has superior breathability while being extremely water resistant. This bundle of warmth weighs in at just 3 lbs. 7 oz. total weight.

• Filled with 850+ Fill Power ethically-sourced premium goose down
• V-Block side baffles provides phenomenal down control and improves insulation in colder temperatures
• Full-length #5 YKK zipper provides a smooth, easy unzipping experience while saving weight
• Two Interlocking Draft Tubes seal the sleeping bag against cold wind and help retain inner temperature
• Durable 20 denier MicroLite XP™ outer shell stays more breathable and water resistant longer than traditional polyesters
• Fully insulated draft collar seals in inner heat without adding much weight
• Comes with ultralight stuff sack and breathable mesh storage bag
• 3 lbs. 7 oz. Total Weight