Thomastik Infeld Blue Violin StringsThomastik Infeld Blue violin strings radiate brilliance and power with a clear, focused sound. Similar to Thomastik Vision violin strings in brilliance, Infeld Blue violin strings sound more broad, producing richer overtones. Infeld Blue strings were developed alongside Infeld Red violin strings as an option for the violinist to explore different tone colors within a brand whose strings are designed to work well together. Both sets are designed with