Details: Dual density Nitrile Rubber/PU sole construction , Removable extra thick PU insock, Fuel and Oil resistant, Non-marking sole, SRC slip resistant and anti-static sole, Flex zone technology, Composite toe cap and TPU toe cover, Out sole heat resist to 300 degrees Celsius, 3M Thinsulate 400g thermal insulation, Meets AS 2210.3:2019 certified by BSI BMP 622279. Colours: Black, Wheat. Sizes: 3, 4, 5, 6, 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11, 11.5, 12, 13, 14