Elixir 11050 Polyweb 80/20 Bronze Light Acoustic Guitar Strings 12-53Elixir 11050 Polyweb 80 20 Bronze Light Acoustic Guitar Strings 12 53 Elixir Strings with original Polyweb coating have the full bodied sound of "broken in" strings, Original Polyweb Coating has a balanced tone and smooth response that feels comfortably smooth and reduces finger squeak. This is a 12 string set for 12 string guitars.