NEW LAVA SERIES  ukulele strings. A grey-black coloured string with mother-of-pearl, inspired by “volcanic rocks”. Our Lava Series , naturally inspired by volcano, A Hawaiian symbol of new life, is our respectful homage to the Hawaiian people who made the ukulele worldwide famous and share their happiness with thousands of people all around the world. The Lava Series  strings maintain the same identical mechanical and sound proprieties of our famous white-pearl Supernylgut  ukulele string. Tenor Low G Strings. Tuning GCEA