Equinox Insulated Bottle Bag. Nalgene round bottles. Insulated with closed-cell foam and fleece in a packcloth outer shell keeps water liquid over night at 20 below. Web grab loop is large enough to provide a quick handle even with mittens doubled down one side for strapping to belt pack or sled. Has a #8 coil zipper that resists icing but provides easy access. Use in warmer months to keep beverages cool. Weighs 5 oz. . Specifications for Equinox Insulated Bottle Bag: Manufacturer: Equinox Color: Black Package Contents: Equinox Insulated Bottle Bag The Equinox Insulated Bottle Bag is a quality addition to the Equinox lineup. For more great deals on Backpack Accessories by Equinox please browse our Equinox Backpack Accessories page.