The Jim Dunlop Miller 4-String Bass Guitar Strings is a set of 4-string bass guitar strings, featuring a super bright sound, 045-105 gauge, roundwound, and are Marcus Miller signature. The Miller bass guitar strings are based on the new Super Bright formula Dunlop developed to make clear and assertive strings with a voluminous and powerful bass foundation. The Marcus Miller Super Bright feature a lower tensile load and thus a superior response to match shades. The smooth, soft feel ensures a high playing comfort. The durability and the superior coordination of all strings are further arguments for these special strings that draw out the natural sound character of the bass. The main features of the Jim Dunlop Miller 4-String Bass Guitar Strings include: Marcus Miller Signature Stainless steel core Stainless steel coil Roundwound SuperBright 045-065-085-105 Made in U.S.A.