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.

• ULTRA-DRY Down Cluster Premium Duck Down
• Free-Flow zipper system full-length YKK® #5
• Main side zip, half-length opposite side zip, and foot zip
• Unparalleled ventilation and can be used as a comforter
• Vertical baffles over the chest prevent down shifting as you roll over
• Shaped hood with oversized draft collar
• 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 Ultra-Sil™ compression bag and storage cell
• ULTRA-DRY Down 750+ Loft 90% Down Cluster Premium Duck Down certified RDS
• Shell Fabric: Lightweight 20D Nylon Shell
• Best Use: Backpacking
• Performance: 4 Season
• Lower Temp Rating: 0ºf (-18ºc)
• Women's Temp Rating: 15ºF (-9ºc)
• Compressed Volume: 10.2 L (Long)
• Fits Up To Height: 6 ft 6 in (Long)
• Weight: 3lbs 3oz (Long)