$34.95

The Forty Below® Bottle Boot™ 24oz/750ml size is a fully insulated water bottle cover that helps slow down the freezing process of water, especially in extreme cold environments, and help keep liquids cool in warm temperatures!

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The Forty Below® Bottle Boot™ 24oz/750ml size, is an insulated bottle cover to help significantly slow down the freezing process of water, especially in extreme cold environments, and to help keep water cool longer in warm weather!

Forty Below® Bottle Boots™ have been used on trips and expeditions worldwide for over 40 years! This insulated bottle cover is a unique design that enables the user to easily use them with mittens or gloves, allowing easy access to the bottle, with no zippers to break or freeze. The closed cell insulation does not absorb water, is 6.5mm thick completely around, on top, and bottom of the bottle for maximum coverage and insulation.

Key Features

  • Fits most 24oz size water bottles, including the Nalgene 24oz., Smartwater 23.7oz, HydroFlask 20oz.
  • Liberty 24oz., Mizu 25oz., Sigg Stainless 750ml/.75 liter, and many more.
  • Fits most 16oz. stainless steel vacuum bottles.
  • Easy to use with mittens or gloves.
  • Helps slow down the freezing in cold conditions.
  • Helps keep liquids cool in warm conditions.
  • Low Profile Design.
  • Thick 6.5mm Closed Cell Neoprene foam insulation.
  • Does not absorb water.
  • No zippers to break or freeze.
  • Webbing belt loop.
  • Velcro front closure with Grab-Tab.
Get some Forty Below® Bottle Boots™ and see how this outstanding product can help you stay better hydrated and more comfortable in the outdoors!

To find out more about our complete line of insulated bottle covers, as well as more information about helping to keep liquids in extreme places, please see our All About Bottle Covers Section.

See it in Action

Product Specs

  • Insulation: 1/4″ (6.5mm) thick stretchy nylon covered closed cell foam (wet suit type material). Same thickness completely around the bottle.
  • Size Range: Fits a wide range of bottles from 16oz vacuum to 24oz/.75 L size water bottles. Bottle max dimensions are 3 1/8″ wide and 10.5″ tall.
  • Fits: Wide range of slender bottles such as: 16oz vacuum bottles, Liberty 24oz bottle, Hydoflask 20-24oz, Kleen Kanteen, MIzu, Sigg, and many more. Made of stretchy
  • materials so it can flex with different shapes of bottles.
  • Color: Black, Red, Royal Blue.
  • Weight: 4.5oz (126g)
  • Hand Made in CANADA

The Bottle Boot™ name is a declared and used Trademark of Forty Below Ltd and is an original product and name that we invented, designed, manufacture, sell, and has been used around the world by us since 1980. Any use of the name: “Bottle Boot”, “Bottle Boots”, the design of the product, or trade dress is prohibited.

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