ok! Get free shipping and sales for the Columbia Bugalite Dark Tundra Footwear Lightweight, warm, and tough enough to handle all types of cold weather. Waterproof leather upper. 200 g. Thinsulate insulation to keep you warm. Techlite cushioning technology delivers consistent and lightweight support. Contour Comfort footbed is constructed to interact with the natural contours of the foot, providing ideal support and all day comfort. Injection molded midsole. Winter Omni-Grip outsole has a combination of soft rubber compounds that are tactile on ice with firm compounds that provide durable traction on snow.