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.

Light and compact three-zipper system for ventilation

• BEST USE: Backpacking
• PERFORMANCE: 2.5 Season
• WEIGHT: 1lb 14.3oz | 860g
• COMPRESSED VOLUME: 4.9 liters
• LOWER TEMP RATING: 25°F | -4ºC