Dr. Comfort Fisherman Men's Therapeutic Diabetic Extra Depth Sandal Leather Leather Durable leather that helps prevent skin irritation and helps keep the foot comfortable during long hours of wear. Adjustable contact closure allows for easy adjustability and personalized comfort. Breathable, open design to help keep feet cool and dry. Protective toe box provides extra protection from toe stubbing Use of top-quality material and construction helps prevent wear and tear