Cofra Darwen S3 metatarsal composite toe/midsole safety work bootSafety Category : S3 Marking Code : M HI CI HRO SRC Features Midsole Antistatic Water Resistant Toe Protection Heel energy absorption Composite cap Composite midsole Slip resistant Description The Darwen S3 SRC is a safety boot with a water repellent leather upper, internal metatarsal protection and a het resistant rubber sole. Water repellent full grain leather upper, with internal metatarsal protection Breathable synthetic external lining SANY DRY