Columbia Omni-Heat Electric Bugathermo Winter Boots - Women's

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The women's Columbia Omni-Heat® Electric Bugathermo winter boots boast compact electric heating elements for an extra boost of warmth and a comfort rating of -25°F.

  • Features

    • Waterproof nubuck and split suede leather uppers with thermal rubber shells provide waterproof protection from the elements
    • Omni-Tech® waterproof, breathable membrane in uppers keeps feet dry in all conditions
    • Tall collars, gaiter D-rings and molded heel ledges enhance wintertime comfort and versatility
    • Integrated rechargeable batteries power an internal heating system under the balls of your feet to keep feet toasty; 3 temperature settings let you adjust the amount of heat
    • Battery life ranges from 8 hrs. of heat on the lowest setting to 4 hrs. on the highest setting; control switch is waterproof
    • 200g Thinsulate® polyester fiber insulation and EVA insulation underfoot offers extra insulating comfort when not using the heating system
    • Nylon mesh linings help wick moisture away from feet for enhanced in-boot comfort
    • Contoured EVA footbeds are topped with brushed nylon and feature AgION® treatment to help deter odor development
    • Midsoles use an injection molded closed-cell compound to supply lasting cushioned support for all-day comfort; nylon shanks help deliver stability
    • Nonmarking, dual-density rubber outsoles on the Columbia Omni-Heat Electric Bugathermo boots feature multidirectional lugs to optimize winter traction
    • Please note: batteries are removable; charging plug is included and has 2 connectors so you can recharge both boots at the same time


    Temperature ratings are approximate based on high activity levels and can be affected by many conditions, including weather, wearer's activity level, fitness, metabolism, perspiration, circulation, exposure time, clothing and cold sensitivity.
    View all Columbia Women's Winter Hiking Boots
  • Technical Specs

    Best Use


    Footwear Height


    Footwear Closure




    Comfort Range

    -25 degrees Fahrenheit


    Waterproof nubuck leather/split suede leather/thermal rubber


    Nylon mesh




    Thinsulate polyester fibers/EVA


    Injection molded closed-cell compound


    Nylon shank



    Weight (Pair)

    3 lbs. 6 oz.



    Footwear Height (in.)

    12 inches

  • Size Chart

    5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12
    UK 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10
    EU 36 36.5 37 37.5 38 38.5 39 39.5 40 40.5 41 41.5 42 42.5 43
    Foot Length (in.) 8.66 8.86 9.06 9.25 9.44 9.65 9.84 10.04 10.24 10.43 10.63 10.83 11.02 11.22 11.42

    Sizing Notes

    Measurements are stated in inches unless otherwise indicated.

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