Therm-a-Rest Parsec 20F/-6C Down Sleeping Bag
900-fill, PFAS-free hydrophobic down in zoned baffles
$469.95
Therm-a-Rest Boost 650 20F/-6C Down Sleeping Bag
★★★★☆ 4.1 · 2 ratings
$299.95Only a few left · trail-checked Oct 25, 2026, the checkout shows the final number
- Rating 20°F / -6°C
- Fill 650-fill RDS down
- Weight 3 lb 5 oz, Regular Wide
- Sizes Short to Large Wide
Why we built the Boost 650 20F/-6C Down Sleeping Bag
Built for every body, and for the colder side of three seasons. Our center WarmZip pulls insulation in around you and can add up to 10°F of warmth, while the wide sizes leave room for broad shoulders and restless sleepers.
- Patent-pending WarmZip center zipper adjusts shape and warmth
- Arm holes for reading, cards or morning coffee in the bag
- Every length comes in a Wide option
- Shell and liner in 100% recycled nylon
Specifications
| Rating | 20°F / -6°C |
|---|---|
| Fill | 650-fill RDS down |
| Weight | 3 lb 5 oz, Regular Wide |
| Sizes | Short to Large Wide |
| Sizes & options | Short, Short Wide, Regular, Large Wide, Regular Wide, Large |
Pack it with
Therm-a-Rest Boost 650 32F/0C Down Sleeping Bag
Lighter 32°F rating for summer and early fall
$259.95 $359.95
Therm-a-Rest Corus 20F/-6C Down Camping Quilt
Box-baffled 650-fill down for cool three-season nights
$309.95
Therm-a-Rest Corus 32F/0C Down Camping Quilt
Summer-weight 32°F rating
$289.95
Ready for the next night out with the Boost 650 20F/-6C Down Sleeping Bag?
