Thomastik S15AST Violin 4/4 Spirocore Heavy

TH-S-15AST 4/4 HEAVY: TH-S-8ST TH-S-10ST TH-S-12ST TH-S-13ST Flexible multiwire spiral rope core. Less inertia, longer period of musical vibration. Equally effective when playing arco or pizzicato. Highly responsive, long lasting.