D'Addario EJ81 Irish Bouzouki Strings D’addario EJ81 Irish Bouzouki Strings are desinged for use with Irish bouzoukis of various scales. The produce an extra bright tone, with a deep, resonating bottom end. Made in the USA, these strings are always fresh as they are stored in an anti-corrosion package. Experience the difference in sound for yourself, and try a set today!