Sea to Summit Spark Down Sleeping Bag

About

SPARK ULTRALIGHT SLEEPING BAG. The Spark Ultralight Sleeping Bag Series spans everything from an ultralight downfilled liner to a midwinter fastandlight sleeping bag. Each model uses premium materials and nofrills design to provide cuttingedge performance for the designed enduse.

Features

Baffle construction: More at hips and knees for various sleeping positions

UL 10 DENIER NYLON: Despite being incredibly lightweight, the 10 Denier UL Nylon is down-proof and surprisingly durable. A DWR finish helps to shed external moisture. This fabric is part of the secret to making the Spark and Flame Down Sleeping Bag Series some of the lightest, most packable sleeping bags available today.

5 Versions of Ultralight Warmth: Best used for Ultralight Backpacking.

RESPONSIBLE DOWN STANDARD (RDS): All Sea to Summit sleeping bags use only down which is certified according to the Responsible Down Standard. The RDS is helping shift the entire down and feather industry towards more humane animal rearing and handling practices.

Zipper-length trimmed for gram-saving performance: Zipper-length trimmed for gram-saving performance. Left-side #3 YKK zipper.

Lightweight Compression Storage: Includes lightweight Ultra-Sil compression bag and storage cell

To Equip and Inspire: The Sea to Summit started in 1983 in Perth, Western Australia by keen climber and adventurer, Roland Tyson. Decades later, Sea to Summit continues to be a company driven by design perfectionism that allows us to develop ingenious, functionally beautiful products.

850+ LOFT ULTRA-DRY DOWN: The highest-lofting down used in any of Sea to Summit’s sleeping bags. 850+ Fill Power indicates that one ounce (30g) of down will re-expand to over 850 cubic inches after compression

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