Ascent I, -4C / 25F, Long 4.7 x 3.5 x 3.5 in / 11.9 x 8.9 x 8.9 cm the unique WaveLoft construction allows

the unique WaveLoft construction allows the Thermolite insulation to expand out into air-trapping curves for maximum warmth

the flexibility of Spandex

sailboat or emergency kit

making it perfect for use on its own in warmer weather or layering under another pad for extra warmth in the cold

Ascent I, -4C / 25F, Long 4.7 x 3.5 x 3.5 in / 11.9 x 8.9 x 8.9 cm the unique WaveLoft construction allowsThe 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.