Sea to Summit Spark SpI Down Sleeping Bag (+4C)

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Details

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 for the designed end-use.

Ultralight does not mean ultra-tight: The Spark mummy sleeping bags are snug but still have adequate girth for the performance-oriented backcountry user.

Weight - 340g / 12oz (regular size)
Fill - 850+ Fill Power Ultra Dry RDS Goose Down
Fil Weight: 180g / 6.35oz

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

1/3-length zipper

Sewn-through Baffle construction

Specs

Recommended Use	Ultralight Backpacking
Seasons	Summer/Warm Weather
Temperature Rating	+5C
Comfort Limit	+7C
Lower Limit	+5C
Shape	Mummy
Insulation Type	850+ Fill Power Ultra Dry
	RDS Goose Down
Bag Weight	Regular: 340g / 12oz
	Long: 385g / 13.6oz
Fill Weight	Regular: 180g / 6.3oz
	Long: 205g / 7.2oz
Fits to User Height	Regular: 183cm / 6ft
	Long: 192cm / 6’4”
Girth – Shoulder	Regular: 148cm / 58”
	Long: 152cm / 60”
Girth - Hip	Regular: 126cm / 50”
	Long: 132cm / 52”
Girth - Foot	Regular: 88cm / 35”
	Long: 94cm / 38”
Stuff Sack Size	10 x 23cm / 4 x 9”
Compressed Volume	Regular – 1.5L
	Long – 2.2L
Fabric – Shell	Ultralight 10D Nylon Shell
Fabric – Lining	Nylon
Comes With	Ultra-Sil Compression Sack
	Storage Cell