World-renowned "Mickey Boots" are 100% rubber, with thick wool insulation. Add in an insulating air pocket, all sandwiched between the layers of rubber. Warmth rated to -30°F!
Rugged nylon laces go through the second eyelet twice to lock your foot in place. Gusseted tongue, heel wedge accepts ski or snowshoe bindings. Nylon lined. Has high-traction soles and heels, and double-thick rubber in all wear areas. Built-in altitude air valve pressurizes the Boot when our troops are airborne. Handy... if you parachute in to watch penguins.