ITEM NAME:100X Nylon Closed End Cap Insulated Connectors Wire Crimp Terminal 22-16 JR 100X Nylon Closed End Cap Insulated Connectors Wire Crimp Terminal 22-16 JR a.imagelink a:hover.imagelink {color:#AF212D;.Prevents the wire from shorting out by insulating the end of the wire. Used for different types of car audio and security installations.