Description
The Spark Ultralight Mummy Sleeping Bag Series spans everything from an ultralight down-filled liner, to a mid-winter fast-and-light sleeping bag. Each model uses premium materials and no-frills design to provide cutting-edge performance.
Ultralight does not mean ultra-tight: The Spark mummy sleeping bags are snug but still have adequate wiggle room for the performance-oriented, backcountry user.
Features:-
- ULTRA-DRY Down 850+ Loft 90% Down Cluster Premium Goose Down certified Responsible Down Standard (RDS)
- 10D shell and 7D liner materials help to achieve the incredible lightweight and compact packed size
- Includes lightweight Ultra-Sil compression bag and storage cell
- Zipper-length trimmed for gram-saving performance:
- 50F, 40F, and 28F have 1/3-length zippers
- 18F and 5F have full-length side zippers
- Baffle construction:
- 50F and 40F have sewn-through construction
- 28F has baffles in the torso and sewn through in the leg area
- 18F and 5F are fully baffled
- Shape:
- 50F , 40F and 28F – Contoured mummy
- 18F and 5F – Broader mummy
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