• for up to 16.5 inch viola
• Wound/Synthetic Core A, Ball-End Aluminum 
• Medium guage
• Made in Germany

Pirastro Tonica Viola Strings feature a special synthetic core made of the finest and most flexible single filaments with windings made from the highest quality materials. Constructed using the latest manufacturing techniques, including strict quality control, make these strings dependable with a full and powerful volume. They have a lively sound with a high degree of modulation, extremely quick response, and tune immediately resistant to changes in humidity. Made in Germany.