... waterproof PVC material 3,Comply with EN20345 standard 4,Anti-acid,oil,slip steel toe cap safety gumboot Feature:1, Steel ... and yellow outsole3, Comply with EN20345 standard4, Anti-acid, oil resistant, non-slip5, 100% Waterproof6, Safety or unsafety insole is option6 ... 37 to 47, US size 4 to 14Application:Chemical resistant safety gumboots, with steel toe cap. Design for chemical industry, meat, ...