Baffin Wolf Insulated Boots are at the front of the pack for cold-weather ruggedness. 900-denier nylon uppers are tough and abrasion-resistant. The waterproof Arctic rubber shell also protects while the Polar rubber outsole grips snow and ice. Plus, both are incredibly resilient in sub-freezing temperatures. And the multi-layer Inner Boot System keeps you incredibly warm and comfortable. Inside the Inner Boot System Their multi-layer system is designed to keep you warm while wicking away moisture. B-Tek Heat hollow-fiber insulation holds heat, while Thermaplush wicks away sweat. Hydromax II holds moisture while vaporized aluminum membrane funnels it out of the boota |it also reflects body heat for added warmth. Even wafflecomb layers hold heat to keep warmth inside. And within all this are layers of form-fitting foam and polyester/wool for a comfortable step. Double-weave 900-denier nylon uppers are tough and abrasion-resistant Waterproof Arctic rubber shella |TPR blend is durable but lightweight and flexible, even in sub-zero temps Polar rubber outsole is wear-resistant but lightweight and flexible, and great for gripping snow and ice Removable multi-layer lining keeps you warm, constantly pulls away moisture B-Tek insulation and aluminum insole for warmth, including reflective heat properties Moisture management vaporizes it away from your skin Double-buckle fastening so you don't have to worry about laces Locking snow collar keeps snow, rain, and wind out EVA midsole Snowshoe compatible Liner is removable Temperature rating of -40 degreesF Part of the Reaction collection for multi-use, everyday winter boots Order today!