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Sea to Summit Alpine ApII Down Winter Sleeping Bag - (-5°F) - Long
The Alpine™ down mummy sleeping bag is designed for the rarefied world of high-altitude and arctic conditions. It features cutting-edge materials, the highest quality Ultra-Dry down, and complex construction. Expedition mummy sizing allows you to wear extra clothing, and boot liners inside the bag.
If you are going above or beyond, the Alpine is the bag you will want to take with you.
Highlights
Best Use
- Mountaineering
Performance
Very cold weather: -5°F (comfort range -5°F to 30°F)
Extreme weather: -40°F (comfort range -40°F to 20°F)
Shape
- A technical mummy shaped sized to allow you to wear additional clothing without compressing the down insulation.
- An oversized foot box
• ULTRA-DRY Down 850+ Loft 90% Down Cluster Premium Goose Down certified Responsible Down Standard (RDS)
• Free-flow zipper system: one full-length YKK® #5 main zip and a half-length zip on the opposite side for ventilation.
• Expedition sizing gives you room to wear extra clothing inside the bag.
• Anatomically-shaped, oversized foot box can accommodate boot liners.
• Technical shaped hood with hidden drawcords for maximum insulation.
• An oversized draft collar which fits snugly around your shoulders.
• Internal pocket for phone / GPS / valuables.
• Includes lightweight Ultra-Sil™ compression bag and storage cell.
• BEST USE: Mountaineering
• COMES WITH: Ultra-Sil Compression Sack & Storage Cube
• INSULATION: UUltra-Dry Down 850+ Loft
• SEASON RATING: Winter/Extreme
• SHAPE: Mummy
• SHELL FABRIC: Water repellent NanoShell
• ZIP OPTIONS: Free-Flow zipper system
Size:
Specifications :
The Alpine™ down mummy sleeping bag is designed for the rarefied world of high-altitude and arctic conditions. It features cutting-edge materials, the highest quality Ultra-Dry down, and complex construction. Expedition mummy sizing allows you to wear extra clothing, and boot liners inside the bag.
If you are going above or beyond, the Alpine is the bag you will want to take with you.
Highlights
Best Use
- Mountaineering
Performance
Very cold weather: -5°F (comfort range -5°F to 30°F)
Extreme weather: -40°F (comfort range -40°F to 20°F)
Shape
- A technical mummy shaped sized to allow you to wear additional clothing without compressing the down insulation.
- An oversized foot box
• ULTRA-DRY Down 850+ Loft 90% Down Cluster Premium Goose Down certified Responsible Down Standard (RDS)
• Free-flow zipper system: one full-length YKK® #5 main zip and a half-length zip on the opposite side for ventilation.
• Expedition sizing gives you room to wear extra clothing inside the bag.
• Anatomically-shaped, oversized foot box can accommodate boot liners.
• Technical shaped hood with hidden drawcords for maximum insulation.
• An oversized draft collar which fits snugly around your shoulders.
• Internal pocket for phone / GPS / valuables.
• Includes lightweight Ultra-Sil™ compression bag and storage cell.
• BEST USE: Mountaineering
• COMES WITH: Ultra-Sil Compression Sack & Storage Cube
• INSULATION: UUltra-Dry Down 850+ Loft
• SEASON RATING: Winter/Extreme
• SHAPE: Mummy
• SHELL FABRIC: Water repellent NanoShell
• ZIP OPTIONS: Free-Flow zipper system
Size:
Specifications :