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Sea To Summit - APIII (Spring 2013)

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The ideal refuge on high altitude expeditions and in the most extreme cold.
APIII (Spring 2013)
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  • APIII (Spring 2013)
  • APIII (Spring 2013)
  • APIII (Spring 2013)
  • APIII (Spring 2013)
  • APIII (Spring 2013)
  • APIII (Spring 2013)
Filled with the highest quality 850+ Loft European Goose Down, protected by their patent pending 3D NanoShell™, the Alpine series is your cocoon in high altitude and arctic conditions. Designed with a contoured mummy fit and anatomical shaped foot box, warmth is trapped close to the body without a claustrophobic feel. With an oversized neckcollar and hood-seal, drafts are kept out, minimizing heat loss around the face. The oversized zipper draft tube is fitted with the lightest and stiffest anti-snag material, for smooth operation. A security pocket located inside the bag is easily accessible, ideal for stowing electronics to preserve battery performance in extreme cold. Using side block baffle construction to maintain a 60/40 fill ratio, more down is located in the top of the bag for maximum insulation. The soft touch lining fabric is down proof by construction and highly breathable offering a comfortable sleep. The Alpine series is the choice for Karakorom expeditions, Alpine routes in the Andes, Himalayan high altitude climbing and winters in New Zealand. The Alpine contoured mummy shape is cut with a fitted hood, broad shoulders and large chest, to accommodate layering of clothing in extreme conditions. Generous room around the knees provides comfort when turning in this bag at night. An oversized foot box affords space for a pair of boot liners to be>
Ultra-Dry Down:
-- Repels Moisture
-- Retains Loft
-- Dries Faster
-- Anti-bacterial and Anti-microbial
-- Prolongs the life of your sleeping bag
Manufacturer Sea To Summit
Weight Reg: 3.49 lbs. Long: 3.92 lbs.
Gender Men's & Unisex
Bag Style Mummy
Seasonal Usage Four Season
Insulation Ultra-Dry Down™, 850+ Loft, 90% Down cluster, premium European Goose Down
Waterproof No
Other Features Temperature Rating:
Comfort: -12 C / 10 F
Lower Limit: -20 C / -4 F
Extreme: -42 C / -44 F

Contoured mummy, 3D NanoShell™, differential cut shell with 3D side walls, offset baffles, 60/40 fill ratio, side block baffle, anatomically tapered foot box, zip draft tube with anti-snag, neck draft tube with dual elastic adjustment, cushioned internal hood drawcord with dual adjustment, 2 way YKK #5 side zip, medium sized internal zip pocket. Includes lightweight Ultra-Sil® compression bag, mesh storage cell and laundry bag.
Fill weight:
Regular | 32.80 oz
930 grams
Long | 35.27 oz
1000 grams
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