Aquila Strings AQ-8U Nylgut"Low G" Concert Ukulele Strings New Nylgut series strings Set of 4 concert ukulele strings; wound string, then 0.95mm, 0.82mm, 0.65mm size strings Low G tuning - standard GCEA Strong, consistent sound; Aquila strings produces a better sound than nylon and is not so metallic Made of Nylgut, a special synthetic material that has the same specific weight as regular gut strings