Cole Haan Original Grand Energyweave Wingtip Oxford Mens 。These are the Cole Haan OriginalGrand OS Men\'s Navy Blue Leather Wingtip Oxfords (model C30024) in a US Men\'s 10 medium. These shoes combine classic wingtip brogue detailing with a modern, lightweight, and cushioned athletic sole. Key Features Model Number: C30024. Materials: Navy blue leather upper with a rubber outsole. Technology: Features Cole Haan\'s Grand.OS technology for responsive cushioning and flexibility throughout the day. Design: A round-toe oxford with traditional wingtip accents and a lace-up closure. Men\'s 10 M. Normal wear with each toe showing a tiny nick, but still in great condition.