Check the listing for details. Pirastro Passione Viola A String 4/4 WEICH Steel. Condition: New. Listed at 29.55 USD. Passione strings aimed at reducing the playing-in-time of traditional gut strings and to increase their tuning stability without losing the beauty of the gut sound. Passione strings possess a fascinating diversity of sounds only possible with gut core strings, which allows musicians to alter their tone as desired. The core sound is full, round and warm and has a complex overtone spectrum causing brilliance and clarity and a great power of projection.The universal viola steel string for the future! This viola A-string has an inspiring warm and brilliant tone together with a very easy response and great power of projection. For a steel string it has a remarkable full and round sound and a complex overtone spectrum. You can combine this Passione A string with all existing and different kind of D-, G-, and C-strings. This auction includes: Pirastro Passione Viola A String 4/4 Weich, Thin, Steel ALL BUYERS NOTE : Please go to my shipping handling page for finalized combine shipping discount rate and updated shipping information.