Waterproof full-grain leather upper with sealed seams. Moisture-wicking, abrasion-resistant lining. CLEANFEET Anti-Odor Treatment. Multi-industry PU outsole, direct injection molded. Direct injection molded, shock absorbing PU midsole. FOOTBED anatomical sole in high-quality dual-density PU. CSA approved, electrical shock resistant (ESR) composite toe cap and plate. TERRA FIRMA-FLEX: no metal elements.