The D’Addario NYXL electric bass strings are a new way to get the most from your bass. The strings are an NY steel core wrapped with nickel-plated wire. This achieves a more flexible string set whilst maintaining the same world class tone D’addario have been renowned for. The combination of nickel and steel produces a powerful low that resonates harmonics with plenty of punch. This NYXL pair are light for extra twang and resonance.