The Mammut Altitude Down Winter Down Sleeping Bag offers excellent protection in the toughest conditions. Top materials and clever detail solutions make the Altitude Down the first choice for expeditions at extreme heights.

- Lightweight Trinity Construction for more protection and better insulation in the foot and head area
- Box Construction: Provides more filling power, anatomical fit and proven improved thermal insulation
- Advanced Baffling chamber construction: Prevents slippage of the down and thus cold bridges in the side position and with upright upper body
- Differential Cut: improved insulation, more filling power and less weight
- shelterTX membrane fabric: waterproof and breathable
- two-layer 9-chamber construction provides extra heat in the foot area
- 12-chamber hood provides maximum protection against cold in the head area
- large heat collar prevents heat loss
- big inside pocket with zipper
- contains non-textile products of animal origin (down or leather)
- perceived temperature: -22 °
- max inner width: 84cm
- Inner width in the foot area: 54cm
- Max. Body size: 195cm

(Translated with Google Translate)