The men's Navi Oxford shoe pairs a dressy oxford shape with hardworking water-resistant leather uppers, making it a great option for both work and play. This dress shoe means business. Fashionable Oxford-style lace-up Water Resistant Leather and Heavy Twill uppers OrthoLite Eco X40 Hybrid insoles made with 32% eco content (15% waste foam, 5% recycled content and 12% bio-oils) Welted, lightweight injection outsole with serrated tread pattern for increased traction and flexibility Removable insole Outsole height approximately 22mm. 100% Leather.