Columbia Men's Bugacross Omni-Tech Insulated Winter Boot 100% Suede Injection-molded TPR toe cap for protection 200g Thinsulate Insulation rated -25F/-32C in critical areas Contour Comfort 1D footbed with AgION anti-odor treatment Techlite lightweight performance-molded midsole with nylon shanks Nonmarking, dual-density Omni-Grip rubber compound for optimal traction in winter and trail conditions