Tenor Nylgut Synthetic Gut StringsTenor ukulele string set made with Nylgut. Tuning: G C E A- Better sound than Nylon, similar to genuine gut strings- More accurate fret intonation due to the precisely gauged material- Very stable intonation under moisture changes- Stay in tune longer compared to NylonGauge: 26 32 38 28Wrap material: Nylgut