S3. To EN ISO 20345:2011. Water repellent printed leather upper. Breathable synthetic external lining. Ecological fur, highly insulating, breathable, abrasion resistant. Cold protection thanks to THINSULATE™ B200 internal lining. Air footbed, made of EVA and fabric, antistatic, anatomic, holed. PU/nitrile rubber resistant sole to low temperatures. Non metallic toecap/midsole resistant to 200J. Internal side zip.