Kamik Cody XT Winter Boots will keep your feet warm in seriously cold conditions. We're talking all the way down to -100 degreesF. The secret is Zylex 4F, a four-layer system that wicks moisture away, conforms to your foot, traps in body heat and keeps cold air from getting in. The 21mm Zylex liner and 11mm Zylex insole work in tandem to provide heavyweight warmth for the coldest places on the planet. And the LOYALTY outsole with deep, self-cleaning treads will keep you upright in the snowiest of conditions. Comfortable down to -100 degreesF Vegan-friendly Seam-sealed waterproof 1,200-denier nylon upper Adjustable snow collar with bungee lace lock 2 adjustable tactical-inspired buckle straps NiteRays reflective technology for greater visibility Moisture wicking lining 21mm Zylex 4F removable insulating liner/13mm footbed made from 77% recycled content Additional 11mm Zylex footbed for added protection and warmth Waterproof and recyclable lightweight synthetic RubberHe shell Proprietary technology offers traction and increased flexibility LOYALTY outsole with deep, self-cleaning treads for stability in snowy conditions Made in USA with foreign and Canadian components Order today!