S4 SRC certified Dunlop Purofort Food Industry Safety Wellingtons provide excellent cold insulation down to -20°C and stays flexible even at low temperatures. Specifically designed to offer the highest slip resistance. Durable and shock absorbant. Anti-slip sole is resistant to oils and fats, blood, disinfectants, solvents and various chemicals. CONFORMS TO EN 20345:2011 200 JOULES S4 CI SRC.