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Whether you’re tucked inside it on cool spring nights or sprawled atop it during mid-summer swelter, this 55-degree mummy bag features a roomy cut and wraparound zipper for added versatility and comfort. Constructed with lightweight Heatseeker™ Eco synthetic insulation, this bag only takes up 9.5 liters of pack space.


  • Sleeping bag designed for warmer conditions (down to 55 degrees)
  • Heatseeker™ Eco synthetic insulation composed of 30% post-consumer recycled material
  • Wraparound footbox zipper allows the bag to lie flat
  • Short side zipper so the bag acts more like bedding at home
  • Roomy, comfort-oriented cut
  • Draft collar for comfort and to prevent heat loss
  • Vaulted footbox keeps feet warm

Product Specifications

Tempeture Rating:
55° F / 13° C
Lower Limit:
54° / 12° C
60° / 15° C
Heatseeker™ Eco
Fill Weight:
Reg: 8 oz (227 g) / Long: 9 oz (255 g)
Total Weight:
Reg: 1 lb 10 oz (737 g) / Long: 1 lb 13 oz (822 g)
Stuffed volume:
8" x 14" (20 cm x 36 cm)
Compressed Volume:
578 in³ (9.5 L)

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