D'Addario ECB81 Chromes Flatwound Bass Strings Regular Light 45-100

XL Chromes are among the warmest, mellowest bass strings we have to offer. These flat wound strings provide an ultra-smooth feel and a dark, yet warm tone, while allowing movement across the fretboard with no finger noise. 

4 String
High Carbon Steel Core
Flat Wound with Stainless Steel Ribbon Wrap
45-100 Regular Light Gauge 
Made in USA