upper abrasion resistant textile material OXFORD lining breathable thermo-insulation MEMBRANE FREE-TEX® inner insole expanded polyurethane of high absorbency, antistatic outsole EVA/RUBBER – antistatic, glued construction size 36-47 standard EN ISO 20347:2012 version O2 WR CI SRA – without composite toe cap and kevlar midsole, hydrophobic, FREE-TEX®