Leather ankle boot with composite toe and Dyna-Flex® insole, reflective elements. A special fastening system allows for quick removal of the shoes. Material: upper made of 1.6 - 1.8 mm split nubuck leather (from one piece) PU toe cap with TPU reinforcement protective heel cap lining made of breathable, abrasion-resistant non-woven fabric sole: PU-PU - oil-resistant, antistatic, anti-slip, puncture-resistant. standards: EN ISO 20345:2022 S3S FO SR