From Twisted X®, the Men's Driving Moc Slip On Sneakers feature: Full-grain leather upper Oil and slip resistant Removable, moisture-wicking, antibacterial and machine washable molded footbed Compression-molded EVA midsole integrated with Twisted X® patent-pending CellStretch® comfort technology and a nylon/glass fiber shank provide long-lasting comfort, stability and durability Molded rubber outsole provides durability Imported.