Sea To Summit StS Alpine ApIII - Long Left Zip fiery red/crimson

The Alpine APIII by SEA TO SUMMIT is the first choice for extreme cold and high altitude conditions where sleeping well can make or break an expedition.
Designed for high altitude mountaineering and arctic conditions, the contoured mummy design delivers efficient insulation, while the updated expedition sizing provides space for extra clothing to be worn inside the bag. The anatomically shaped and oversized footbox can comfortably accommodate boots when necessary. Filling: Ultra Dry DownTM 850+ Loft — 90% Premium Goose Down, 10% Feathers
Material: 20D Nylon soft touch ultra breathable high density down proof weave
Insulation: 10% Feather, 90% Down
Weight: 2100g
Temperature rating: -29 / -40 / -68
Body length: 192cm
Sex: unisex Designed for extreme cold and high-altitude conditions
Contoured mummy shape for efficient insulation
Expedition sizing for extra space and layered clothing
Vertical chest baffles prevent down migration and cold spots
Side block baffle with 60/40 fill ratio keeps more down on the top of the bag for maximum insulation
Anatomically shaped and oversized footbox can accommodateboots
Free-Flow half right-side zip for freedom of movement and additional ventilation
RDS 850+ Loft Premium Goose Ultra-Dry DownTM for maximum insulation value
Our waterproof/breathable NanoShellTM fabric protects against wind and moisture
Snug panelled hood maintains maximum warmth with minimal adjustment
Oversized draft tube with anti-snag materials, prevents heat loss through zipper
Oversized neck draft tube with a dual adjustment system for even cinching and maximum warmth
YKK #5 side zip has two sliders for easy access and extra ventilation
Large internal security pocket
Includes lightweight Ultra-SilTM compression bag for compact
storage