Tenor Ukulele Strings In production collaboration with one of the world’s largest string manufacturer’s, Tanglewood Guitars have developed a string range, with gauges specifically road tested over many years to be comfortable and practical for every style of ukulele player. The unique vision a luthier has in all aspects of an instruments performance led to the creation of Tanglewood Ukulele Strings. Processed from fine nylon, each string has an enhanced vitality and long performance lifespan.