Elixir Optiweb 10-46 nickel-plated steel strings, featuring a clean tone and long life. - Brand: Elixir - Model: Optiweb - Gauge: 10-46 - Material: Nickel-plated steel - Features: Clean tone and long life - String sizes: 10, 13, 17, 26, 36, 46 Only the box has been opened. The strings themselves are unopened and unused.