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Marmot Atom Long 40° F Sleeping Bag

  • Sale
  • $ 279.99
  • Regular price $ 310.00

  • One of the sweetest, lightest bags out there, this Marmot masterpiece is for fast, light summer trips.
  • Lightforce nylon shell is lightweight yet strong; a Durable Water Repellent finish causes moisture to bead up and roll off
  • Premium-quality 850-fill-power goose down is extremely compressible and offers an exceptional warmth-to-weight ratio
  • Face muff allows hood to be cinched snug without digging into your face
  • Down-insulated draft tube backs full-length zipper to keep the cold out
  • Zipper guards prevent zipper snags; locking zippers keep bag from opening if you toss and turn at night
  • Classic trapezoidal foot box lets your feet move freely and comfortably, and allows goose down to loft fully to keep your toes toasty warm
  • Stuff sack and storage sack included
  • #2033
Temperature Rating (F)
40 degrees (F)
Temperature Rating (C)
4 degrees (C)
Insulation Type
850-fill goose down
Fill Weight
10 ounces
Sleeping Bag Shape
Fits Up To (in.)
78 inches
Shoulder Girth (in.)
64 inches
Hip Girth (in.)
60 inches
Stuff Sack Size
6 x 12 inches
Stuff Sack Volume
5.6 liter