Meadow Green

Therm-a-Rest

<p>The Boost 650 sleeping bag allows you to customize its shape for optimal space and warmth. Its semi-rectangular design offers ample room to move and sleep comfortably in various positions. The WarmZip™ center zipper transforms the bag into a thermally efficient mummy shape, enhancing warmth by pulling the fill closer to your body.</p><ul><li>Shell and liner are made from recycled nylon ripstop, and both treated with a DWR finish to shell moisture</li><li>Horizontal baffles create tunnels of warmth around your body and prevent insulation from shifting and creating cold spots</li><li>650-fill-power RDS certified hydrophobic down wont wet-out, staying lofty and warm in all conditions</li><li>Puffy draft collar and draft tube along the entry zipper seals in warmth</li><li>WarmZip™ Tech center zipper design zips up to reduce the bag’s internal space to boost warmth</li><li>Multi-use arm holes for a cozy, in camp lounging option</li><li>Includes both a stuff sack and a mesh home storage sack</li></ul>

Boost 650 0C Down Sleeping Bag Meadow Green

Therm-a-Rest Boost 650 0C Down Sleeping Bag - Unisex

Regular

Long

Regular Wide

This sleeping bag has been tested to the EN standard in a certified lab. This controlled test measures thermal value using a heated mannequin (wearing a base layer and a hat) placed on a 1-inch pad. The Comfort Rating is the lowest temperature at which the bag will keep the average woman (or "cold sleeper") comfortable.

The amount of down used to fill the product (measured in grams and given for size medium bags).

An insulated collar that covers yours neck and shoulders to reduce heat loss. 

The number of average sized people that the product can comfortably sleep.

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Therm-a-Rest Boost 650 0C Down Sleeping Bag - Unisex

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