Mountain Equipment Helium 600 Sleeping Bag - Regular: Majolica Blue
The Helium 600 is an ultra-warm, lightweight, and highly compressible sleeping bag, perfect for ea...The Helium 600 is an ultra-warm, lightweight, and highly compressible sleeping bag, perfect for easy packing. It features 620g of minimum 700-fill power DOWN CODEX-approved duck down, paired with a high-performance, 100% recycled Helium 20D outer fabric for durability and efficiency. Designed for versatility, it excels in early spring and autumn at higher altitudes or in colder northern climates. The slant-baffle construction enhances warmth, improves packability, and prevents down migration, ensuring consistent insulation and eliminating cold spots. A four-baffle system at the foot of the bag keeps warmth concentrated around your feet, while a five-baffle hood maintains comfort and ensures the down stays securely in place. Inside, the 100% recycled Supersoft 20D lining with fluorocarbon-free DWR provides breathability, durability, and lasting comfort. A full-length Gemini™ zip baffle minimizes heat loss while preventing snagging, and the low-profile magnetic Lode Lock™ closure with collar drawcords allows for easy adjustments, even in the dark. Engineered with a technical yet comfortable Alpine 2.0 fit, the Helium 600 maximizes thermal performance while keeping weight to a minimum. With a Good Night’s Sleep Temperature of -10°C (14°F), it provides dependable warmth for cooler conditions, making it an ideal choice for high-altitude adventures and cold-weather camping. Dimensions: Weight: 1.30kg Length Inside: 192cm Max User Height: 182cm Pack Size: 25x23x20cm Temperature ratings Comfort -5°C/23°F Comfort Limit -11°C/12°F Extreme -31°C/-24°F Features 100% recycled HELIUM 20D outer shell is very light and highly breathable with FC free DWR 620g of 90-10 Pure Duck Down with a minimum fill power of 700 Alpine fit maximises thermal efficiency 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 with 140cm zip and integrated neck collar with Lode Lock closure 100% recycled Supersoft 20D lining fabric with FC free DWR Supplied with waterproof roll-top stuff-sack and storage cube
The Mountain Equipment Helium 600 sleeping bag is designed for adventurers seeking warmth and packability in cooler conditions. Its key benefit is providing reliable warmth down to -10°C (14°F) thanks to its 700-fill power down. However, the Helium 600 is best suited for early spring and autumn use or colder climates. It is ideal for high-altitude adventures and cold-weather camping due to its lightweight and compressible design and features like the slant-baffle construction, and a full-length Gemini™ zip baffle.
All features
Material
Nylon
Model Part Number
ME-005972
Brand
Mountain Equipment
Extended Product Information
FAQs
What is the recommended temperature range for the Helium 600?
The Good Night’s Sleep Temperature is -10°C (14°F), and the comfort limit is -11°C (12°F).
How do I store the sleeping bag?
Store the sleeping bag uncompressed in the provided storage cube in a cool, dry place.
Can I wash the sleeping bag in a washing machine?
Professional cleaning is recommended for the best results. However, spot cleaning with a damp cloth and mild detergent is acceptable for minor stains.
What kind of sleeping pad should I use?
Any sleeping pad that provides insulation from the ground will work. The R-value is important for cold weather.
What is the benefit of the slant-baffle construction?
The slant-baffle construction enhances warmth and packability and helps prevent down migration, ensuring consistent insulation and eliminating cold spots.
What is the Lode Lock™ closure?
The Lode Lock™ closure is a low-profile magnetic closure with collar drawcords that allows for easy adjustments, even in the dark.
What is the weight of the sleeping bag?
The weight of the sleeping bag is 1.30kg.
What is the fill power of the down?
The Helium 600 uses 620g of 90-10 Pure Duck Down with a minimum fill power of 700.
Troubleshooting
Sleeping bag feels cold.
Ensure the bag is fully lofted, and you are using a sleeping pad. Check the temperature rating against the environment. Consider wearing extra layers.
Difficulty zipping the sleeping bag.
Make sure no fabric is caught in the zipper. If snagging persists, try using the Gemini™ zip baffle's design to avoid snags.
Down migration or cold spots.
Ensure the bag is stored properly and has not been compressed for long periods. Redistribute the down if necessary. Check for any damage to the baffles.
Pros and Cons
Pros
Excellent warmth-to-weight ratio
Highly packable and compressible for easy transport
Durable and weather-resistant outer fabric
Comfortable and secure fit
Effective baffle construction for consistent warmth
Cons
May be too warm for mild conditions
Requires proper care to maintain down quality
Not ideal for extremely cold temperatures beyond the extreme rating
Setup, Compatibility & Care
Setup:
Unpack the sleeping bag from its stuff sack.
Allow the bag to loft fully before use, ideally for at least an hour.
Ensure the sleeping bag is laid flat to maximize its insulating properties.
Compatibility:
Designed for use with a sleeping pad to provide insulation from the ground.
Compatible with a sleeping bag liner for added warmth and hygiene.
Care:
Storage: Store the sleeping bag uncompressed in the provided storage cube in a cool, dry place.
Cleaning: Spot clean minor stains with a damp cloth and mild detergent. Professional cleaning is recommended for more extensive cleaning.
Drying: If the sleeping bag gets wet, tumble dry on a low heat setting. Avoid direct sunlight or high heat.
Maintenance: Check the down fill periodically and consider re-proofing the outer fabric with a suitable DWR treatment every so often.