Elixir Acoustic Acoustic Guitar Strings in Phosphor Bronze with Nanoweb Coating provide a warm and bright tone, along with the sustained sustain that guitarists have come to expect from Elixir strings. An ultra-thin coating prevents deposits from forming between the coils of the winding, so the sound lasts longer than any other string, both coated and uncoated. Characteristics Material: Phosphor Bronze Ultra-thin coating to prevent deposits from forming between the winding turns The sound lasts longer than any other string, coated or uncoated Consistent performance and sound - ready to play whenever you are Soft Finger Feel Enhances Playability Reduced screeching of the fingers. Great for both live performances and recordings Steel coated with treatment against oxidation and sound decay Light Medium Scaling: 012, 016, 024, 035, 045, 056