Replicating to tonal characheristics of authentic gut strings, Martin's Magnifico strings are an outstanding choice for discerning classical guitar players. Made from proprietary synthetic material, Martin's Magnifico strings emulate the tone of centuries-old gut strings, offering precise intonation and stellar tuning stability. Designed in partnership with Aquila, these strings have won over players who have fallen in love with their crisp intonation, projection, and response.