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: Silver plated copper wound on an exclusive Composite core material for powerful, long lasting tone Composite 3rd/G for increased projection, clear nylon 1st and 2nd strings. All laser sorted for consistent, precise intonation Normal tension offers popular balance of volume and comfortable resistance Made in the U.S.A. for the highest quality and performance String Gauges: Trebles .0280, .0322, .036 Basses .028, .35, .044 For more information and specifications, please refer to the manufacturer's website