The Spero’s trim, performance shape and shingle-style construction offer maximum warmth in a minimal package for extended time on the trail. In Regular, Long and Women's. Women's model has unique dimensions and insulation levels tailored for optimal women's fit and performance requirements.
Shape | Mummy |
Temperature Rating | 30 °F / -1 °C |
EN Limit (Rating For Men) | 17 °F / -8 °C |
EN Comfort (Rating For Women) | 28 °F / -2 °C |
Minimum Weight | 2 lbs 11 oz |
Insulation | Synthetic |
Insulation Type | Eureka! Synthesis |
Insulation Weight | 1 lbs 12 oz |
Stuff Sack Size | 8 in x 18 in |
Construction | Shingled |
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