Molded EVA insole sock with a memory foam heel pillow for extra comfortnAirport friendly - no metal shanknClassic and versatile plain toe stylingnWater Repellent UppernThe CROWN classic oxford is loaded with great features supporting both comfort and versatility! aside from great styling, the CROWN offers water repellant uppers, and a durable tpr outsole. Your comfort will be assured with our molded eva insole sock with added memory foam heel pillow. The lace-up oxford closure ensures a secure and adjustable fit. Perfect for policemen, pilots, flight attendants and more