Oasis Men's George Walking Shoes Leather Rubber sole Rubber outsole with Foot Cradle Technology provides stability and supports your heel in a neutral position to encourage a proper walking gait; Nylon composite shank adds stability Trek-Dry vamp lining has natural antimicrobial properties and ceramic fiber that disperses moisture for a dry, healthy foot environment; Reinforced toe box protects toes without a bulky look Natural Skintex lining treatment, with antibacterial silver ions, helps keep skin smooth and soft Helps relieve Arch Pain, Ball-of-Foot Pain, Bunions, Calluses, Charcot Foot, Diabetic Feet, Diabetic Neuropathy, Edema, Flat Feet, Hammertoes, Heel Pain & Heel Spurs, Morton's Neuroma, Narrow Heels, Plantar Fasciitis, Pronation, Supination, Swollen Ankles, Swollen Feet and Legs, Wide Feet Suede / mesh upper, microfiber sockliner with bamboo and ceramic fibers treated with silver, EVA insole and midsole, nylon / fiberglass shank, rubber outsole with thermoplastic polyurethane heel stabilizer