Abrasion-resistant ripstop nylon for lightweight and breathable performance. Composite safety toe powered by CarbonShield(TM) technology. TPU Wrapped Aerocore(TM) midsole delivers maximum energy return while resisting rips, abrasions and scuffs. Metal and mutilation free. Cement construction for flexibility. Fiberglass shank for structural support. Anti-Fatigue Technology polyurethane footbed for shock absorption and energy return. Breathable and moisture-wicking lining with anti-microbial treatment for odor control. Lightweight All Weather TPU outsole with anatomically positioned flex grooves. Imported.