|Availability:||In stock (3)|
The Forty Below® Bottle Boot™ Pint (16oz.)/.5 Liter size, is a very insulating water bottle cover, to help keep water from freezing, especially in extreme cold environments. 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.