Full-grain leather with mesh lining, antimicrobial sock, and waterproof bootie, 11" shaft height, Broad square nano composite safety toe, 90 heel breast for stability, Puncture resisting, Top layer PU memory foam with pour PU chassis for superior rebound and comfort, multi depth PU heel pods for enhanced comfort and rebound, PU Elastomer ball and heel cushioning pads for shock attenuating properties, and TPU cup and arch support for enhanced torsional stability, Xero Gravity Xyclone insole for arch support, stability, shock absorption, airflow, and odor, temperature, and moisture control, ASTM F2413 electrical hazard/protective toe standard, Vibram oil- and slip-resisting TC4 outsole solid rubber compound outsole, Lateral TPU heel posting for decreased supination, compression molded EVA midsole, TPU shank and heel for enhanced torsional stability,