About Duesberg Gloves: Chemical Resistant EN ISO 374-1:2016 Protection Against Viruses ISO 374-5:2016 Duesberg only works with factories and distributors that have the same work ethics and share the same mindset. The Duesberg Gloves conform to International, American and European standards. Only high quality and reliable products and services deserve to carry the brand "Duesberg". The Duesberg Nitrile Blue medical examination gloves are high performing 4 mil thick, powder-free blue coloured ambidextrous gloves that are chemical resistant according to EN-374 and are intended for use in the medical field according to EN-455. Protective against dangerous chemicals & microorganisms These gloves are 100% Nitrile (Acrynoite) and are designed to provide an excellent biological barrier and good resistance to bacteria, fungi, viruses & a variety of chemicals found in typical medical and industrial environments.