Water resistant leather upper. Molded TPU abrasion resistant toe overlay. Inside quarter zipper. Thermal regulating bamboo lining. Comfort Arch PU footbed with XRD Extreme Impact Protection under ball. SPS Max-XRD Technology in heel and forepart strike zones. PU midsole. Oil and slip resistant rubber outsole is heat resistant to 572 degrees F. Steel toe. EH. ASTM F2413-18 M/ I/ C EH compliant.