It's that I can no longer trust D'Addario products.

This is my first time buying these strings.they are thicker than the steel strings and my son is having a hard time adjusting but this is normal.it's taken over a week of practice to warm the strings an_d for the cello to sound nice

This is my first time buying these strings.they are thicker than the steel strings and my son is having a hard time adjusting but this is normal.it's taken over a week of practice to warm the strings an_d for the cello to sound nice

This is my first time buying these strings.they are thicker than the steel strings and my son is having a hard time adjusting but this is normal.it's taken over a week of practice to warm the strings an_d for the cello to sound nice