S3S CI SC FO SR category boots, with TOP RETURN non-metallic toe protection and APT-PLATE non-metallic sole protection with zero perforation midsole, for sole protection. Waterproof Nubuck leather on the outside and 100% polyamide fabric lining, antibacterial, breathable, abrasion resistant that absorbs and releases moisture. EVANIT sole made of a special compound of EVA and nitrile with high resistance and variable thickness. Thermoformed, anatomical, perforated and antistatic. PU/TPU sole.