What? Their removable, discreetly-located lithium-ion polymer battery units are recharging. You want your feet warm while you're snowshoeing, clearing the driveway, or hiking Mt. Everest, right? Well, nothing can get them much warmer than Columbia Bugathermo Boots can.

Yes, Those Boots Are Plugged Into an Outlet

Hidden inside these ruggedly handsome winter boots there is a little button that, if deployed, provides up to 4 hours* of sustained foot-cozying heat. The state-of-the-art Columbia Bugathermo Boots use electric powered thermal technology to keep you toasty on the slopes or the sidewalks. The removable lithium-ion polymer battery units can be recharged via USB connectivity.

With a lightweight waterproof thermal rubber shell and rustproof alloy gaiters, these boots are perfect for serious mountain trekking, snowmobiling, ski lift operation, or Arctic exploration. Combine these features with durability, 200g Thinsulate® insulation and Omni-Grip® traction, and you have serious winter warmth—without the weight.

Columbia has you covered with its new Omni-Heat® Thermal Technologies. Click here to check out all the outerwear you'll ever need.

(*Duration of heat depends on the model of boot and user-selected heat settings.)