The Altitude Down down sleeping bags in the Expedition sleeping system provide outstanding protection in the toughest conditions. The highest quality materials and cleverly designed details make the Altitude Down the ideal choice for expeditions at extreme altitudes.

Max Person Length:	195 cm	180 cm
Weight (excl. Stuffsac):	1750 g	1650 g
Fill Weight:	990 g	900 g
Volume:	10,6 l	10 l
Construction / Number of Layers:	Adv. Baffling	Adv. Baffling
Neck Collar:	yes	yes
Zipper Length:	160 cm	140 cm
Temperature:*	-8 /-22 °C	-8 /-22 °C

Features:

• Trinity construction provides greater protection and better insulation in the foot and head areas
• Box Construction for more loft, better fit and increased insulation capacity
• Advanced Baffling chamber construction prevents the down from slipping and therefore cold spots when lying on the side or with an upright upper body
• Differential cut improves loft, insulation capacity and saves weight
• shelterTX™ membrane material – waterproof and breathable
• Two-layer, 14-chamber construction provides extra warmth in the foot area of the 5-season model. There are 9 chambers in the winter and 3-season models.
• The removable fleece foot section in the 5-season model provides additional comfort and improved insulation
• 12-chamber hood provides maximum protection from the cold in the head area
• Large neck collar to prevent heat loss
• Large inside pocket with zip

* Sleeping bags for extreme conditions can not be tested according to the standard. The temperature values of our expedition bags are based on experience.