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Flysheet Water Column: 4000mm
90/10 RDS Down with 650 Fill Power for superior insulation
5 years of drinking water)
7 to 11 mm
The stainless steel BPA-free bottle filters out nasties
Sea to Summit Spark -9°C Down Sleeping Bag - Long expandable storage Flysheet Water Column: 4000mmDescription 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 denier liner fabric, while a 10D shell with a non PFC DWR plus a highly water repellent hood and footbox
