Men's Nunn Bush Centro Flex Wingtip Oxford Party Shoes Cognac 84983-221 No collection is complete without a classic wingtip. The Nunn Bush Centro Flex Wingtip Oxford has been updated with a modern silhouette, stacked heel, and the comfort of an EVA footbed. Designed to wear with everything from your best suit to your favorite jeans, the Centro Flex is a versatile addition to any collection. Leather sourced from a tannery with a Gold or Silver rating for environmental responsibility by the independent auditing group, the Leather Working Group. Genuine leather and man-made upper Breathable stretch textile linings for all-day comfort Ultra-comfortable molded EVA footbed with Memory Foam and our signature Softgel heel pod that?s anatomically designed to absorb the impact of each step and provide cushioning for all-day comfort Lightweight rubber sole for superior shock absorption Flex Technology for added flexibility and wide-range foot movement