Mountain Equipment


Mountain Equipment Helium 600 XXL Down Sleeping Bag - Left Zip - Wide Long

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The ”˜gran turismo' of the Helium range. Wider and longer and offering exceptional comfort and performance for long-distance backpacking and trekking.

Comfort -1°C/30°F
Comfort Limit -8°C/18°F
Extreme -26°C/-15°F
Total Weight 1240g / 43.7oz
  • HELIUM™ 20D outer shell is very light and highly breathable
  • 677g of 90-10 Pure Duck Down with a minimum fill power of 700
  • GT fit: a wider and longer version of our Alpine Fit
  • Slanted Box-Wall baffles throughout
  • Mid-level side seams
  • 5 baffle anatomically shaped hood
  • 4 baffle anatomically shaped and offset foot-box
  • Full length Gemini™ zip baffle and integrated collar with Lode Lock™ closure
  • Supplied with waterproof roll-top stuff-sack and storage cube
  • Weight : 1240g / 43.7oz
  • 100% Polyamide outer/inner, Down fill