Martin has teamed up with Aquila to develop Premium Ukulele fluorocarbon strings, providing punchy intonation, pristine tone, stellar sustain, and great projection for your baritone uke. All Nazareth-made ukuleles are now strung exclusively with Martin’s premium ukulele strings. Uke players here at Sweetwater are confident the next time you play a Martin uke, you will no doubt hear the exquisite tone of these finely crafted strings.