Forty Below Bottle Boot
1.0 Liter size
The Forty Below® Bottle Boot™ 1 Liter size is an insulating water bottle cover. It keeps water from freezing, especially in extreme cold environments. It is compatible with the German made Cold Weather Water Bottle 1.0 Liter and Nalgene 32 oz. bottle. Please see below for additional information and specifications.
The Forty Below® Bottle Boot™ 1 Liter size, is a very insulating water bottle cover, to help keep water from freezing, especially in extreme cold environments. It fits both 1 Liter and 1 Quart bottles. Used on expeditions worldwide for over 3 decades. This insulated bottle cover is a unique design that enables the user to easily open with mittens or gloves, with easy access to the bottle, and no zippers to break or freeze.
Key Features Forty Below® Bottle Boot™ 1.0 Liter Size:
Fits most 1 Liter/32oz. quart size water bottles, such as Nalgene, Hunersdorf, etc.
Helps keep liquids from freezing in cold conditions.
Helps keep liquids cool in warm conditions.
Low Profile Design.
Thick 6.5mm Closed Cell Neoprene foam insulation.
No zippers to break or freeze.
Webbing belt loop.
Velcro front closure.
Here is a video we made a few years ago about the Forty Below Bottle Boots:
Product Photo Gallery:
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Forty Below Bottle Boots 1 Liter in use:
Insulation: 1/4″ (6.5mm) thick stretchy nylon covered closed cell foam (wetsuit type material). Same thickness completely around the bottle.
Size: Fits most 1 Liter/Quart size water bottles, such as Nalgene 32 oz. wide and narrow mouth, Hunersdorf 1000ml, Gatoraide 32 oz., etc.
Fits: Bottles up to 3 3/4 inches in diameter and 8 1/2 inches tall. Stretchy material so it can flex with different shapes of bottles.
Colors: Black, Blue, Red, Yellow, Pink, Green, Purple.
Weight: 4.5 oz (126g)