NWT Men’s COLUMBIA Bugaboot Omni heat winter boots- Size 8.5. Excellent condition, tags attached. See all photos. Smoke free home. Fast shipping Description Versatile boots for snowshoeing and casual winter wanderings, they have an articulated collar to make them flexible, not clumpy, nice when you're out for a winter walk. Uppers are waterproof leather and nylon Omni-Heat reflective liner has a pattern of aluminium dots on a breathable membrane, that reflects heat back toward your feet to add warmth and comfort Thinsulate® insulation with additional underfoot insulation Removable footbeds are contoured EVA, with brushed nylon covers Internal linings and footbeds have AgION® anti-microbial treatment Midsoles use Techlite compound for light cushioning Moulded nylon shanks Outsoles are non-marking dual-density rubber, for traction on ice, and grip on soft surfaces Active temperature rating (according to manufacturer) is -32°C