The REI Co-op Helio Down 40 sleeping bag is ultralight and packable—ideal for travel, fair-weather camping or as a liner inside another bag to boost warmth on cold nights.
Fill
600-fill-power duck down (RDS certified and bluesign® approved)
Temperature Rating (F)
40 degrees (F)
- Water-resistant 600-fill-power duck down compresses small and excels in wet conditions
- Long side unzips into a quilt
- Short side-zip works as both a vent and armhole
- Roomy mummy shape won't cramp your sleeping style
- Differentiated draw cords (one round, one flat) let you adjust the hood and neck easily in the dark
- Durable water repellent finish on the polyester shell resists moisture and stains
- Included stuff sack compresses for packing; mesh expansion allows breathable storage
- Made to reflect our love for people and the planet through the use of bluesign®-approved materials and RDS-certified down
- bluesign-approved materials conserve resources and protect the health of the environment, workers and user (you!)
- The Responsible Down Standard (RDS) requires that ducks and geese are treated in accordance with leading animal welfare standards
- REI is Climate Neutral Certified; as we work to actively reduce our footprint, we measure annual carbon emissions and purchase an equivalent amount of verified carbon credits
- Contains materials that meet the bluesign® criteria
| Best Use | Camping |
|---|---|
| Temperature Rating (F) | 40 degrees (F) |
| Temperature Rating (C) | 4.4 degrees (C) |
| Ultralight | Yes |
| Shell | 40-denier ripstop polyester (bluesign® approved) |
| Zipper Location | Right |
| Insulation Type | Down |
| Water-Resistant Down | Yes |
| Fill | 600-fill-power duck down (RDS certified and bluesign® approved) |
| Fill Weight | 7 ounces |
| Lining | Brushed polyester |
| Sleeping Bag Shape | Semirectangular |
| Shoulder Girth (in.) | 62 inches |
| Hip Girth (in.) | 56 inches |
| Gender | Unisex |
| Sustainability | Down certified to the Responsible Down Standard (RDS) Contains materials that meet the bluesign® criteria From a Climate Neutral Certified brand |