galvanized barbed wire , barbed iron wire , concertina barbed wire ,barbed wire mesh PVC Coated Barbed Wire 1.Wire material : high quality low carton steel wire (galvanized or spraying plastics), pvc coated iron wire in blue yellow ... characteristics: twist and weaving , firm and beautiful.3. General use: Barbed wire mainly used in pretecting grass boundary , prison, workshop protecting , agricuture ...