1｣ｬMaterial:PVC+Tinned copper.2｣ｬYour perfect assit for convenient and safety of family.3｣ｬConfirm the connection between two wires without soldering.4｣ｬFor car stereos and safety of different types of product lines.5｣ｬ100% brand new and high quality.100% brand new and high quality.Package include:<br />50 x Male Insulated Crimp Terminals<br />50 x Female Insulated Crimp Terminals