Rockport Men's Candler Oxford- 100% Full grain waterproof leather Synthetic sole Features Hydro-Shield&#174 - waterproof, breathable technology to keep feet dry and comfortable Advanced Air Circulator allows moisture to escape through vents Polyurethane Kinetic Air Circulator&#174 offers durable cushioning with patented active air circulating technology Pigskin and PlayDry&#174 fabric lining ensures durable moisture absorption TPU shank provides lightweight midfoot support