Sea To Summit Ascent 25F Sleeping Bag

  • $349.00
  • $277.95
We currently have 2 in stock.

The Ascent™ down mummy sleeping bag redefines what versatile means in a sleep system. 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, the Ascent is light and compact enough to go everywhere your adventures may take you.

  • 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.
  • Form a snug double sleeping bag by zipping to any Altitude™, Journey™ or Venture™ sleeping bag.
  • Includes lightweight Ultra-Sil™ compression bag and storage cell.



TECH SPECS

FOR 25°F REGULAR

BAG SERIES -  Ascent 1
BAG WEIGHT-1lb 14.3oz / 860g
COMPRESSED VOL (ASTM STANDARD)-4.9 L
COMPRESSION SACK-S - 10L to 3.3L
FILL WEIGHT-11.6oz / 330g
FITS UP TO-6 ft / 183 cm
SEASON RATING-2.5 Season
TEMPERATURE (EN RATING)-25°F (Lower Limit)
WOMEN'S TEMP (EN RATING)-35°F (Comfort Limit)

FOR 25°F LONG

BAG SERIES-Ascent 1
BAG WEIGHT-2lbs 0.8oz / 930g
COMPRESSED VOL (ASTM STANDARD)- 6.4 L
COMPRESSION SACK-S - 10L to 3.3L
FILL WEIGHT-13.1oz / 370g
FITS UP TO6- ft 6 in / 198 cm
SEASON RATING-2.5 Season
TEMPERATURE (EN RATING)-25°F (Lower Limit)
WOMEN'S TEMP (EN RATING)-35°F (Comfort Limit)

The Ascent™ down mummy sleeping bag redefines what versatile means in a sleep system. 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, the Ascent is light and compact enough to go everywhere your adventures may take you.

  • 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.
  • Form a snug double sleeping bag by zipping to any Altitude™, Journey™ or Venture™ sleeping bag.
  • Includes lightweight Ultra-Sil™ compression bag and storage cell.



TECH SPECS

FOR 25°F REGULAR

BAG SERIES -  Ascent 1
BAG WEIGHT-1lb 14.3oz / 860g
COMPRESSED VOL (ASTM STANDARD)-4.9 L
COMPRESSION SACK-S - 10L to 3.3L
FILL WEIGHT-11.6oz / 330g
FITS UP TO-6 ft / 183 cm
SEASON RATING-2.5 Season
TEMPERATURE (EN RATING)-25°F (Lower Limit)
WOMEN'S TEMP (EN RATING)-35°F (Comfort Limit)

FOR 25°F LONG

BAG SERIES-Ascent 1
BAG WEIGHT-2lbs 0.8oz / 930g
COMPRESSED VOL (ASTM STANDARD)- 6.4 L
COMPRESSION SACK-S - 10L to 3.3L
FILL WEIGHT-13.1oz / 370g
FITS UP TO6- ft 6 in / 198 cm
SEASON RATING-2.5 Season
TEMPERATURE (EN RATING)-25°F (Lower Limit)
WOMEN'S TEMP (EN RATING)-35°F (Comfort Limit)