Sleeping Bag MINUS -40 Degree - CWM Marmot Ultralight Down

Sleeping Bag MINUS -40 Degree - CWM Marmot Ultralight Down
USD $100.00

Welcome to the outer limits, astronauts. High-quality 800+ fill goose down and MemBrain® waterproof, breathable fabric form the core of this portable environment—designed to deliver restful sleep, down to –40°F, in the harshest alpine environments. Over-engineered with sturdy reinforced linings and countless baffles for a lifetime of dependable comfort and protection.


  • Filled and Finished in Rohnert Park, CA with Certified 800 Fill Power Goose Down
  • Pertex® Shield Waterproof/Breathable Fabric
  • Marmot Cross Baffle Construction Prevents Down Shifting and Colds Spots
  • 11-Baffle and Wrap-Around Foot Box Increases Warmth
  • Reinforced Foot Box Lining
  • Nautilus 6-Baffle Hood
  • "Feely" Draw Cords
  • Down-Filled Draft Tube
  • Ground-Level Side Seams
  • Hidden Draft Tube Pocket
  • Stretch Tricot Baffles
  • Velcro®-free Down-filled Collar
  • Zipper Guards
  • Stuff and Storage Sack Included
  • Main materials

    Pertex Shield 30d 100% Nylon 2 Layer R/S 2.3 oz/yd

  • Bag temperature(°CCelsius) -40°CCelsius

  • Bag temperature(°FFahrenheit) -40°FFahrenheit

  • Insulation 800+ Fill Power Goose Down

  • Lining Pertex Microlight 30d 100% Nylon RS 1.3oz/yd

  • Pack volume 1208.3ci » 19.8 liters

  • Regular Weight 4lbs 8.89oz (2066g)

  • Long Weight 5lbs 0oz (2268g)