Peter Infeld (PI) violin strings by Thomastik-Infeld are designed to provide a wide range of tonal colors while delivering excellent projection. Built on an advanced synthetic core, they offer quick response, excellent tuning stability, and are among Thomastik's most durable violin strings.
Peter Infeld violin string sets are available with either a platinum-plated E (PI100) or tin-plated E (PI101). Alternative E- and D-string options are also available.