Developed exclusively with Aquila, ukulele premium polygut strings provide precise intonation and clear, balanced tone with exceptional sustain and projection. All nazareth-made ukuleles are strung with martin’s premium ukulele strings. Martin ukulele premium soprano, concert and tenor strings are made with graphite gray polygut. • Premium ukulele polygut graphite gray strings • Set/4, gauges; .0228/ .0287/ .0318/ .0236 • Precise intonation, clear balanced tone • Exceptional sustain and projections • Tension @ 31.4 lbs • Make in Mexico