TREBLES STRINGS: E1 - B2 - G3 ALLIANCE Fluoro carbon thinner strings offers a clear sound all over the trebles strings. Authorise infinity of nuances and colours and remain clear on very high position. G3rd assumes a perfect transition from B2 to A3. BASSES STRINGS: D4 - A5 - E6 CORUM «Flexible Strings», wound nylon core. A Savarez innovation never done before. Outstanding nuances and colours of sounds, fast response like a stiffer string.