Avia 333 Mens Walking Shoes. This walking shoe is a sure bet for your walking routine. The Avia 333 has a leather, synthetic and breathable mesh upper with a lace up front, padded tongue and collar to enhance fit and feel. A fabric lining and removable molded EVA sockliner, with advanced arch support, form a comfy cradle for your foot. Archrocker technology in the midsole stabilizes the foot, guiding you into a smoother walking gait. The grippy solid rubber outsole features the forefoot flex system, for enhanced natural motion.