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Plasma 40° Sleeping Bag

In Stock  Product Number: 39781

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The lightest weight bag in the 875-fill power down Plasma Series, this ultralight, ultrapackable sleeping bag is tailor made for the fast and light route. Our unique Insotect Flow Vertical Baffle System reduces weight and transfers heat from the core of your body to your extremities. Award-winning design with wrap-around foot box construction incorporates flow design with classic Marmot trapezoid shape. Updated with our Down Defender treatment offering an extra level of moisture protection for sleeping bags exposed to wet environments.


  • Certified 875+ Fill Power Goose Down
  • Down Defender to Improve Water-Resistance in Wet Conditions
  • EN Tested
  • Insotect Flow Vertical Baffle System Reduces Weight and Transfers Heat from the Core of Your Body to Your Extremities
  • Designed to Increase Thermal Value Without Adding Weight
  • Ultralight and Durable 10 Denier Pertex Quantum Fabric
  • Wrap Around Foot Box Construction Incorporates Flow Design with Marmot’s Classic Trapezoid Shape
  • Full Length Zipper
  • Insulated Draft Tube
  • Hood Draw Cord
  • Insulated Collar with Easy Access Cord
  • Velcro-free Face Muff
  • Two Way Zipper Sliders
  • Two Hang Loops
  • Zipper Garage
  • Fill: 875+ Fill Power Goose Down
  • Temperature: 40° F / 4° C
  • EN Testing Norm: 39.6°F / 4.2°C Limit
  • Bag Weight: 1lbs 3.4oz (550g)
  • Fill Weight: 7.6oz (216g)
  • Loft: 4
  • 83in (211cm)
  • 60in (152.4cm)
  • Hip: 58in (147.3cm)
  • Foot: 44in (112cm)
  • Stuff Sack: 7 x 13in
  • 18 x 33cm

Gender: Unisex
Material: Pertex Quantum
Season: F15X
Vendor ProductId: 22240
Review ProductId: 39781

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