Nunn Bush Centro Formal Flex Plain Toe Oxford Tux Shoes Black Patent 85045-004 The Nunn Bush Centro Formal Flex Plain Toe Oxford features a modern silhouette, stacked heel, and the comfort of an EVA footbed. Designed to wear for all your most important events, let the luxurious style of the Centro put you at center stage. Durable man-made upper Easycare upper designed for minimal maintenance Flexible textile linings for ease of movement Our Comfort Gel footbed combines molded EVA with a Memory Foam insole and our signature Comfort Gel heel pod for superior cushioning and all-day support Lightweight TPR sole for superior shock absorption Flex Technology for added flexibility and wide-range foot movement