

Mammut Comfort Fiber Bag -15C
The Mammut Comfort Fiber Bag -15C is a warm synthetic sleeping bag designed for comfortable sleep in very cold conditions. It is the warmest synthetic option in the Dream Series and combines a well-insulating mummy shape, a centrally placed 2-way zipper, and a practical blanket mode for use in milder temperatures.
The Mammut Comfort Fiber Bag -15C is a warm synthetic sleeping bag designed for comfortable sleep in very cold conditions. It is the warmest synthetic option in the Dream Series and combines a well-insulating mummy shape, a centrally placed 2-way zipper, and a practical blanket mode for use in milder temperatures.
Artikelnummer: 2410-03060-40268
The Mammut Comfort Fiber Bag -15C is designed for users who want a dependable and warm sleeping bag for winter camping, cold nights outdoors, and more relaxed outdoor adventures. The manufacturer describes it as the warmest synthetic sleeping bag in the Dream Series and emphasizes its goal of delivering deep, restorative sleep in very low temperatures.
One of the model’s main strengths is its focus on heat retention and climate comfort. The bag features an optimally insulating mummy shape, while the insulation collar and insulated covering along the zipper help reduce cold spots and retain warmth more effectively. Additional protection from cold and wind comes from the insulation chamber around the hood opening.
The model includes a central 2-way YKK zipper that allows more intuitive temperature regulation depending on conditions. The improved zipper is designed to reduce fabric snagging, while the zipper garage at the end helps limit cold areas even further. The drawstring system for the hood and insulation collar allows more precise adjustment when temperatures drop.
The Comfort Fiber Bag -15C is also designed with sleep comfort in mind. Mammut highlights the newly developed sleeping bag shape aimed at more restorative sleep, as well as the revised anatomical foot box, which improves comfort without adding unnecessary weight. In warmer conditions, the model can be unzipped and used in blanket mode by folding down the hood and using it like a blanket.
The synthetic fill made from 100% polyester makes the model a practical option for cold-weather use, where easy care and dependable insulation matter. The sleeping bag is lightweight for its class and has a relatively small packed volume, and it comes supplied with a packing bag. The manufacturer also notes that the cutting pattern is designed to reduce waste by 15% compared with the industry average.
The model is tested according to EN ISO 23537-1:2016. In size L, the comfort temperature is -9°C, the limit temperature is -15°C, and the extreme temperature is -38°C. It has a fill weight of 1110 g, a total weight of 2519 g without the stuff sack, and is suitable for a maximum body size of 195 cm.
Detaillierte Beschreibung
The Mammut Comfort Fiber Bag -15C is designed for users who want a dependable and warm sleeping bag for winter camping, cold nights outdoors, and more relaxed outdoor adventures. The manufacturer describes it as the warmest synthetic sleeping bag in the Dream Series and emphasizes its goal of delivering deep, restorative sleep in very low temperatures.
One of the model’s main strengths is its focus on heat retention and climate comfort. The bag features an optimally insulating mummy shape, while the insulation collar and insulated covering along the zipper help reduce cold spots and retain warmth more effectively. Additional protection from cold and wind comes from the insulation chamber around the hood opening.
The model includes a central 2-way YKK zipper that allows more intuitive temperature regulation depending on conditions. The improved zipper is designed to reduce fabric snagging, while the zipper garage at the end helps limit cold areas even further. The drawstring system for the hood and insulation collar allows more precise adjustment when temperatures drop.
The Comfort Fiber Bag -15C is also designed with sleep comfort in mind. Mammut highlights the newly developed sleeping bag shape aimed at more restorative sleep, as well as the revised anatomical foot box, which improves comfort without adding unnecessary weight. In warmer conditions, the model can be unzipped and used in blanket mode by folding down the hood and using it like a blanket.
The synthetic fill made from 100% polyester makes the model a practical option for cold-weather use, where easy care and dependable insulation matter. The sleeping bag is lightweight for its class and has a relatively small packed volume, and it comes supplied with a packing bag. The manufacturer also notes that the cutting pattern is designed to reduce waste by 15% compared with the industry average.
The model is tested according to EN ISO 23537-1:2016. In size L, the comfort temperature is -9°C, the limit temperature is -15°C, and the extreme temperature is -38°C. It has a fill weight of 1110 g, a total weight of 2519 g without the stuff sack, and is suitable for a maximum body size of 195 cm.







