(Item: 8052405531421) Aquila 28U Wound 3rd Ukulele String Set: New Nylgut strings provide better sound than traditional nylon or PVDFDesigned to have excellent player feel and a sweet tone similar to that of genuine gut stringsProprietary composite material absorbs less moisture to assure tuning stabilityAccurately gauged strings of varying densities provides increased accuracy of fret-intonation