Sea to Summit Spark -1C/30F Down Sleeping Bag - Long Color:Beluga The patented Camelbak Big Bite™

The patented Camelbak Big Bite™ Valve mouthpiece offers hands-free hydration and is ideal for any high-performance situation

Hornet Elite OSMO takes it to the next level with thoughtful updates and our new proprietary OSMO™ fabric

Vibram sole with Impact Brake system which absorbs negative ground impact both in uphill and downhill terrain

Crossbody ErgoPull design pulls weight into lumbar when hipbelt is tightened

Multi-directional hinge with 3D flex system uppers

Sea to Summit Spark -1C/30F Down Sleeping Bag - Long Color:Beluga The patented Camelbak Big Bite™Ultralight and packable performance sleeping bag with increased breathability in shell and liner fabrics Overview If you're counting grams, but still count on a great night's sleep, the Spark may be the right bag for you. Filled with RDS certified 850+ fillpower goose down treated with a non PFC Ultra Dry Down treatment, the Spark is constructed with a technical hood and zipper draft tube to retain warmth. Comfort comes from a super breathable 10