Columbia Men's Terrebonne Moc Uniform Dress Shoe 100% Leather Imported Rubber sole Combination leather, textile and webbing. Waterproof seam-sealed construction. Techlite lightweight midsole for long lasting comfort, superior cushioning, and high energy return. Midsole ports for air ventilation and cooling. Vibram MONT Performance Durability Outsole. Maintains performance at low temperatures and firmer compound for maximum support.