Cuts the bulk, not the toughness.   Suede and nylon stitched for weather that doesn’t quit.   Keeps the heat in, keeps the slush out, keeps you moving. Been around forever — because it works. Suede and nylon upper:   Built tough for mid-winter grind. Synthetic rubber shell:   Keeps slush, salt, and cold where they belong — outside. HEAT-MX insulation:   Packs heat without the bulk. Synthetic rubber outsole:   Gritty traction on wet, icy, or uneven ground. –40°F / –40°C rating:   Built for deep winter, not for show. Material:   Seam-Sealed Suede Detail material:   Nylon Shell:   Synthetic Rubber Lining:   Fleece Insulation:   145G HeatMX Fixed Liner Waterproof:   Waterproof Bottom Toe:   Plain Insole:   8mm Zylex Temp rating:   -40°C Closure:   Laces