Product Description Our brightest strings, for the discerning player! We take our Bright Bronze acoustic guitar strings, and wind them with an exposed core. This focuses the bass tones of the acoustic guitar to piano-like brilliance, while also allowing you lower action. Completely transform your guitar - and your playing - with GHS Contact Core Bright Bronze! Choose Contact Core Bright Bronze when you want every note to ring out with precision and/or you're looking for low action coupled with incredible note definition and you want to brighten up a dark, muddy sounding acoustic guitar. From the Manufacturer Our brightest strings, for the discerning player! We take our Bright Bronze acoustic guitar strings, and wind them with an exposed core. This focuses the bass tones of the acoustic guitar to piano-like brilliance, while also allowing you lower action. Completely transform your guitar - and your playing - with GHS Contact Core Bright Bronze! Why Should You play Contact Core Bright Bronze? You want every note to ring out with precision You're looking for low action coupled with incredible note definition You want to brighten up a dark, muddy sounding acoustic guitar