Easy on the fingers. Gauges: .45-.65-.80-.100. DAddario ECB81 XL Chromes Flatwound Bass strings are famed for their smooth feel and great tone. The strings are wound and then polished to produce an incredibly smooth surface. DAddario is the worlds largest manufacturer of strings for musical instruments. Many top guitarists wont play any other brand. Regardless of your playing style, DAddario has a set of strings thats right for your bass.