Product Information: Pro-Arte composite strings feature an exclusive multifilament stranded core material which delivers a powerful, but warm tone which lasts 2-3 times longer than traditional classical strings. In addition to three traditional nylon treble strings, each set contains an optional monofilament composite 3rd/G string, which provides greater projection and optimal balance between basses and trebles. Number Of Strings: 6 Product Features: Pro-Arte Nylon Composite strings offer traditional classical guitar tone, with an elevated bass response. Composite 3rd/G for increased projection, clear nylon 1st and 2nd strings. All laser sorted for consistent, precise intonation Hard tension, a popular choice for its rich tone, increased resistance and strong projection Made in the U.S.A. for the highest quality and performance String Gauges: Trebles .0285, .0327, .0410 Basses .030, .036, .044 For more information and specifications, please refer to the manufacturer’s website