Make sure your cello is heard. The Thomastik Spirocore G and C Cello String Pack makes sure the rich depth of this beautiful instrument gets the credit it deserves even in a large ensemble. Cut through the texture of a group with this fine professional twin set. Strong strings. Credited by professional cellists for withstanding international travel whilst maintaining their sensitivity and tone theres a reason Spirocore strings are known as “the reference standard” for refined musicians. Whether played arco or pizzicato these deep strings will produce enough bite to compete against larger instruments. Specifications Strings: G and C Strings Size: 4/4 Material: Chrome steel multi-wire spiral rope core Vibrating string length: 70cm