A large number of musicians of the classical string instruments prefer Pirastro strings because of their modulation ability and expressiveness, in order to be able to realize individual sound ideas and to fully bring out the special sound characteristics of their own instrument. The modulation capability and expressiveness of each individual Pirastro string is matched by an unsurpassed variety of choices offered by the comprehensive Pirastro range. Musicians choose from a complete range of gut strings such as Passione and Oliv, plastic strings such as Evah Pirazzi and Tonica and steel strings such as Flexocor and Chromcor. Pirastro colophonium varieties are adapted to these very different strings in terms of adhesion and playing characteristics.