The Keen Brixen II WP men's slip-on acts as your ultimate casual all-weather winter shoe. It is warm enough for travel, and sleek enough for your office. The slip-on is weatherproof, insulated, and crafted from premium leather. It features KEEN.DRY waterproof, breathable membrane and KEEN.WARM insulation rated to -4°F/-20°C. The shoe also features thermal heat-shield footbed that captures warmth and ESS shank for lightweight support. It is made of waterproof nubuck upper and breathable mesh lining.