The John Bull 6509 Mamba Black Safety Boot with a sleek all-black style, breathable fabric and durable padding, Mamba is 40% lighter than other leather styles. Features: EVA midsole—hidden EVA creates comfort in a truly lightweight safety shoe and provides underfoot impact protection Lightweight 1200D nylon cloth breathable upper—tough and durable Padded tongue and collar Rubber outsole increases slip resistance and is resistant to hydrolysis and microbial attack Comf2Bull footbed which is a soft PU with gel inserts at the high impact strike points Broad fitting 200 joule impact resistant Type 1 steel toe cap Reinforced 7 eyelet lace design Sizes: 4 – 13UK John Bull 6509 Mamba Product Guide John Bull 6509 Mamba Black Safety Boot