Gallistrings - U•BASS Flatwound 5 str

Gallistrings KALA FLATWOUND was developed through a collaboration between Kala and Gallistrings and should be considered the most serious and exclusive option when it comes to strings for ukulele basses today.
Chome steel wound on a nylon core. Compared to rubber strings, this is a boost, making a u-bass sound like a double bass with steel strings.

Here in the five-string version. Note that the strings are EADGBE