Men's Vionic Tucker Casual Sneaker Navy Nubuck men's size 9 "Vionic brand's biomechanical technology is shown to be an effective treatment for heel pain Vionic brand's biomechanical footbed supports you from the ground up By building biomechanical technology into premium footwear, Vionic brings together the best of science and style For the greatest comfort, we recommend wearing your new Vionic footwear for just a few hours for the first few days to allow your feet to adjust to the new level of orthotic comfort and support. Within one to two weeks you should find the product completely comfortable and supportive With perforated nubuck or leather uppers in three essential neutrals- Fresh Tuckers minimal seams and laser details give this comfortable casual a hint of cool. Upper: Nubuck Footbed/Outsole: Co-Molded Proprietary EVA Compound with Rubber Outsole - provides arch support. Vionic's biomechanical footbed support Gently used condition as pictured