Consistency + commitment + quality = Nautilus Safety Footwear. This Soft Toe ESD Athletic Sneaker feature: water resistant action leather upper, soft leather lining to reduce particulates for clean environments, advanced PU and ESD foam insole for cushioned comfort, wedged EVA midsole for added support, full-contact, slip- and oil-resistant rubber outsole, no exposed metal to meet scratch resistant workplace requirement, meets or exceeds ASTM F2413-11 electric static dissipating ratings. Material: Leather, Rubber.