Dual density PU/Nitrile Rubber Outsole

The Mongrel R Series Rubber range is the choice when things get hot or conditions rugged. The rubber version of our ToughSider sole features a light, flexible polyurethane midsole with a heavy-duty nitrile rubber outersole. A 6mm deep tread pattern makes it ideal for worksites such as mining or in heavy construction environments. Matched with our high quality OrthoTec PU innersole – the R Series lets you take on the toughest jobs in safety and maximum comfort. And as for the heat – the Nitrile Rubber sole is heat resistant up to 300 degrees.



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