CONFORMS TO EN ISO 20345:2011 S3 ESD SRC + EN 61340-5-1:2007 - ESD RATED FaraDRI is a specialist style developed with a major automotive manufacturer and has been tested strict ESD standards. It's 100% Non-Metallic and manufactured with advanced comfort materials. Protective fibreglass toecap and composite antipenetration flexi-midsole. Sympatex® Climate upper provides highest breathability. Ortholite® enhanced comfort footbed. Shock absorbing and non-marking EPR outsole. Suitable for Vegetarians, Vegans and wearers allergic to Chrome