Transform your sound with these Gibson Coated Phosphor Bronze acoustic guitar strings. This set of 0.013 to 0.056 medium gauge strings adds warmth to your tone and allows you to play each chord with precision. They're coated for durability and are soft under your fingers so you can comfortably extend your practice and jam sessions. | Gibson Coated Phosphor Bronze 0.013 - 0.056 Medium Gauge Acoustic Guitar Strings (SAG-CPB13)