Fever Ultra is the ultimate choice for an ultra-lightweight sleeping bag. Fever Ultra has a weight of only 280 grams and an extreme temperature of ...
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Fever Ultra is the ultimate choice for an ultra-lightweight sleeping bag. Fever Ultra has a weight of only 280 grams and an extreme temperature of down to minus -2 Celsius. The weight is kept to an absolute minimum by using the lightest down proof fabric available, while insulation is kept at its highest using premium European goose down. A sleeping bag popular among participants in the world's toughest ultra runs.
Official weight
MEDIUM: 280 g
LARGE: 290 g
X LARGE: 310 g
Total weightMEDIUM: 370 g
LARGE: 390 g
X LARGE: 410 g
Filling WeightMEDIUM: 100 g
LARGE: 125 g
X LARGE: 130 g
ShellFabric Composition: 100% nylon
Fabric Construction: Rip Stop
Colour: Copper
LiningFabric Composition: 100% nylon
Fabric Construction: Rip Stop
Colour: Black
Filling Name: Crystal down
Filling Type: 95/5 900+ European white goose down
Mixing Ratio: 95/5
Fill Power (EU): 900+ cuin
Fill Power (US): 950+ cuin
Pack Type: Pack sack with guy line and cord stopper closing
Pack Diameter: MEDIUM: 11,LARGE: 11,X LARGE: 11 cm
Pack Length: MEDIUM: 18,LARGE: 18,X LARGE: 18 cm
Comfort13 °C
Extreme Temperature-2 °C
Limit Temperature9 °C
Test StandardTested according to European norm EN 13537
Sleeping Bag TypeSummer
Zipper LengthAnkle length
Zipper PositionLeft
Stitched through
Mummy
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