Cowhide leather / hydrophobized nubuck leather. GORE-TEX® climate membrane. Full, padded bellows tongue. Full-length inlay sole ESD PRO black. Soft fleece ESD insole. Steel midsole. PU/PU tread sole SAFETY-GRIP. PU toe protection. Steel toe cap. According to EN ISO 20345 S3 SRC/CI, form B. BIOMEX PROTECTION© - plastic cuff for the stabilisation of the ankle joint. Heat-resistant seams and laces.