The Columbia Men's Expeditionist™ Extreme OutDry™ Winter Boots feature OutDry™ waterproof, breathable construction in a high-top style, enhanced with 400g insulation and advanced reflective lining for superior warmth.Key FeaturesLeather upper for a classic look OutDry™ technology creates a waterproof barrier to keep you dry Packed with 400g insulation to keep your feet warm, even on seriously chilly expeditions OutDry™ waterproof, breathable constructionTechlite+™ single-density foam midsole provides responsive cushioning, comfort and stability on the trailOmni-HEAT™ reflective lining and fleece interior for added comfort and warmthInnovative rubber outsole provides superior traction on mud, ice, and snowMore DetailsHigh-top silhouette for a classic lookLace-up design with pull tabs for easy on-offColumbia branding on the men's Expeditionist™ Extreme OutDry™ Winter boots adds a premium look