• Forty Below 0.75 L Insulated Bottle Cover Blue front view with white logo white background
  • Forty Below 0.75 L Insulated Bottle Cover Blue back view with black webbing belt loop white background
  • Forty Below 0.75 L Insulated Bottle Cover Assorted colors with white logo white background
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Forty Below

Forty Below® Bottle Boot™ 24oz / 0.75 L

Forty Below® Bottle Boot™ 24oz / 0.75 L

$34.95 USD
$34.95 USD
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Color: Black
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The Forty Below® Bottle Boot™ is an insulating bottle cover designed to slow the freezing of water bottles in extremely cold environments.

The 24 oz/0.75 Liter size fits most 24 oz water bottles, including the Nalgene 24 oz, SmartWater 23.7 oz, HydroFlask 20 oz, Liberty 24 oz, Mizu 25 oz, Sigg Stainless 0.75 L, and many others of a similar size.

Trusted for over 40 years, our bottle covers have been used worldwide on just about every type of outdoor trip, from winter day hikes to extremely cold, high altitude expeditions.

  • Key Features

    • Fits most 24 oz / 0.75 Liter size water bottles (some examples mentioned above)
    • Significantly slows liquids from freezing in cold conditions
    • Also keeps liquids cool in warm conditions!
    • Velcro front closure with Grab-Tab - Easy to use with mittens or gloves
    • No zippers to break or freeze
    • Low Profile Design, packs small
    • Does not absorb water
    • Webbing belt loop

  • Product Specs

    • Insulation: 1/4″ (6.5mm) thick stretchy nylon covered closed cell foam (wetsuit type material). Uniform thickness.
    • Size: Fits a wide range of bottles from 16 oz vacuum to 24 oz/0.75 L water bottles.
    • Fits: Bottles up to 3 1/8 inch diameter and 10 1/2 inch tall. Stretchy material allows for some flexibility with different shapes of bottles.
    • Colors: Black, Navy Blue
    • Weight: 4.5 oz (126g)
    • Handmade 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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