Strengths: 009/011/016/024/032/042 Coating: Optiweb Coating Set 19002. Optiweb Super Light Elixir marks a new era in string technology. According to the manufacturer, the Optiweb strings offer a clear tone that is indistinguishable from traditional, uncoated strings for the first time. At the same time, guitarists will experience a more familiar, natural feel compared to the Nanoweb or Polyweb series. Of course, one can also expect the outstanding durability that Elixir strings are known and loved for.