The Roosebeck Tenor Uke6 Titanium String Set contains 6 titanium strings with straight ends. Titanium strings have a translucent purple hue, and a polished, smooth feel similar to nylon, but hey have a slightly brighter tone and increased projection. The G string is lighter gauge to allow for reentrant tuning. This string set is perfect for the Lute-kulele six string uke. Please see the lute-kulele models this string set will fit below under related items.