The Helium 600 is the warmest model in the Helium series suitable to temperatures as low as -10°C and still weighs under 1kg! Ideally suited to cold weather and four season camping including use above the snowline. The Helium 600 has an EN 13537 lower limit rating of -10°C.

Ultralight shell fabric and high-loft down fill on the Helium bags mean higher performance for less weight. Durable 10 by 10 denier, 520 thread count Nylon weighing only 26g/m2 with a hot-rolled-cire treatment to prevent down leakage and increase durability. Premium 800+ loft white down fill with DWR Loft treatment adds greater resilience, higher loft and better warmth in damp conditions.

Tech Specs

Note: As many of our down sleeping bags are filled to order, it can often take 5 to 7 business days before they are ready to ship.