Article number: 153680000102
Availability: In stock

Travel lighter during summer backpacking trips and other weight-sensitive pursuits with an extremely packable forty-degree synthetic mummy bag that weighs under 2 pounds (regular length). High-performance Heatseeker Pro retains maximum heat without sacrificing compressibility or adding weight. The offset quilted bottom reduces cold spots where your body rests against the cool ground.


  • Insulated mummy bag designed for warmth in temps down to forty degrees
  • Optimized fill achieves a smaller packed size
  • Continuous-filament and cut-staple Heatseeker™ Pro insulation maximize thermal performance
  • Shaped hood for more warmth and comfort
  • Draft collar for comfort and to prevent heat loss
  • Pad loops for attaching the bag to a sleeping pad
  • Compression sack and storage sack included


Temperature Rating:
Stuffsack Size:
8” X 13” (20.3 Cm X 33 Cm)
Total Weight:
Reg: 1 Lb 15 Oz (878 G) / Long: 2 Lbs 1 Oz (935 G)
Short Internal Length:
71.5 (182 Cm)
Short Maximum User Height:
5'6" (168 Cm)
Regular Internal Length:
77.5" (197 Cm)
Regular Maximum User Height:
6' (183 Cm)
Long Internal Length:
83.5" (212 Cm)
Long Maximum User Height:
6'6" (198 Cm)
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