Upper in putek highly resistant to abrasion, water repellent and breathable. Wingtex breathable tunnel lining. Anatomical insole cover in soft polyurethane, PU foam midsole. ù Toe cap in 'airtoe aluminum', anti-perforation 'save & flex plus'. Compact anti-abrasion, anti-oil, anti-slip and anti-static PU tread. According to EN ISO 20345: 2011 CE. Degree of protection 'S3'.