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Sea to Summit Spark -1C/30F Down Sleeping Bag

As low as $387.17
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The Sea to Summit Spark Ultralight Sleeping Bag is ideal for those looking for warmth and lightweight traveling. Made with premium materials, this mummy sleeping bag series offers various models to cater to diverse needs, from a down-filled liner to a mid-winter fast-and-light option. Despite its ultralight nature, these sleeping bags provide ample wiggle room, ensuring comfort for those who strive for the best performance when out camping.

Features:
- 850+ FILL Power, RDS-certified, Goose Down with Ultra Dry Down treatment for improved water resistance in damp conditions
- 10-Denier Nylon shell and lining. 10-Denier Nylon waterproof-breathable hood and footbox.
- Mummy Fit: Fitted cut with generous footbox and technical hood, to maximise thermal efficiency and minimise bulk and weight.
- Spark 7C/45F & 1C/30F Primary zip - 1/2 length #5 with zip-plow and two sliders. Spark -9C/15F & -18C/0F Primary zip - 3/4 length #5 with zip-plow and two sliders.
- Vertical chest baffles, horizontal baffles lower half and base. SPARK 7C sewn through quilted construction throughout. SPARK -1C/30Fbox wall baffles top half of bag and sewn through quilted construction lower half. SPARK -9C & -18C box wall baffle construction throughout.
- Spark 7C, -1C & -9C Standard front draft collar. SPARK -18C Double draft collars
- Spark 7 & -1 can't be paired. Spark -9 & -18: Pairs with Women's Sea to Summit bags.
- QuiltLock System integrates with StS quilts

Tech Specs:
Best Use
- Ultralight Backpacking
Comes With
- Ultra-Sil compression bag and storage cell
Insulation
- Ultra-Dry Goose Down 850+ Loft
Material(s)
- 10-Denier Nylon shell and lining. 10-Denier Nylon waterproof-breathable hood and footbox.
Shape
- Mummy Fit: Fitted cut with generous footbox and technical hood
Zip Options
- Left-side #3 YKK zipper
Bag Weight
- Regular: 493g
- Long: 536g
Compression Sack 
- Regular: 8L
- Long: 8L
Fill Weight:
- Regular: 265g 
- Long: 305g 
Fits Up to Height
- Regular: 185cm
- Long: 198cm
Temperature Rating (En Lower Limit)
- -1ºC

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