Sea to Summit Ascent Women's -1C Down Sleeping Bag Regular Summer 2025
The Ascent down mummy sleeping bag redefines the meaning of versatile. Complex construction and high-quality down keep you warm when it's cold outside, while the triple-zipper Free-Flow Zip system ensures you stay cool and ventilated when the weather warms.
Shaped to allow a natural sleeping position for comfort, while light and compact enough to go anywhere.
The Ascent down mummy sleeping bag redefines the meaning of versatile. Complex construction and high-quality down keep you warm when it's cold outside, while the triple-zipper Free-Flow Zip system ensures you stay cool and ventilated when the weather warms.
Shaped to allow a natural sleeping position for comfort, while light and compact enough to go anywhere.
SKU: ASL041101-330401-ss2025
- ULTRA-DRY Down 750+ Loft 90% Down Cluster Premium Duck Down certified Responsible Down Standard (RDS)
- Free-flow zipper system: full-length YKK® #5 main side zip, half-length opposite side zip, and foot zip provides unparalleled ventilation and use as a comforter
- Vertical baffles over the chest to prevent down shifting as you roll over in your sleep
- Shaped hood, oversized draft collar, and zipper draft tube keep the cold out and the warmth in
- Internal pocket for phone / GPS / valuables
- Includes lightweight Ultra-Sil compression bag and storage cell
- Form a snug double sleeping bag by zipping to any Altitude, Journey or Venture sleeping bag
Bag Series | Ascent 2 |
Bag Weight | 1195g |
Compressed Vol (ASTM Standard) | 7.8 L |
Compression Sack | M - 14L to 4.5L |
Fill Weight | 615g |
Fits Up To Height | 198 cm |
Season Rating | 3 Season |
EN Temp Lower Limit | -10ºC |
EN Temp Comfort Limit | -4ºC |
Detailed description
- ULTRA-DRY Down 750+ Loft 90% Down Cluster Premium Duck Down certified Responsible Down Standard (RDS)
- Free-flow zipper system: full-length YKK® #5 main side zip, half-length opposite side zip, and foot zip provides unparalleled ventilation and use as a comforter
- Vertical baffles over the chest to prevent down shifting as you roll over in your sleep
- Shaped hood, oversized draft collar, and zipper draft tube keep the cold out and the warmth in
- Internal pocket for phone / GPS / valuables
- Includes lightweight Ultra-Sil compression bag and storage cell
- Form a snug double sleeping bag by zipping to any Altitude, Journey or Venture sleeping bag
Technical Specifications
Bag Series | Ascent 2 |
Bag Weight | 1195g |
Compressed Vol (ASTM Standard) | 7.8 L |
Compression Sack | M - 14L to 4.5L |
Fill Weight | 615g |
Fits Up To Height | 198 cm |
Season Rating | 3 Season |
EN Temp Lower Limit | -10ºC |
EN Temp Comfort Limit | -4ºC |