Baffin Men's Control Max Insulated Waterproof Winter Boots - CONTROL MAX is rated for adventurous pursuits in extreme cold temperatures. Recommended during moderate levels activity, this technical, lightweight expedition worthy boot has everything you need in a performance winter footwear companion. D-Ring front lace fastening system Stylish, full grain insulated leather upper Seam-sealed for maximum water protection Snowshoe compatible Arctic Rubber shell to provide lightweight flexibility, cold-resistance and resilience EVA midsole for light-weight insulation and cushioning Polar Rubber outsole for maximized grip and longevity of boot at cold temperatures Icepaw design pads for improved contact-point grip on ice Removable Comfort-Fit multi-layer inner boot system Thermaplush soft, next-to-foot wicking layer for warmth Form-fitting B-Tek Foam lining for comfort B-Tek Heat lightweight, 4-channel hollow-fibre insulation for high-lost breathability in a broad range of temperatures Vaporized Aluminum Membrane for energy reflection and heat regulation PolyWool lining for moisture transfer and evaporation outside of fabric Hydromax layering for improved moisture management Diamond Net insulation for wind-resistant protection with a lightweight feel Waffle-comb footbed designed to trap warm air and control odor. Style: EPICM004