Ernie Ball Slinky Flat Wound Bass Strings

The Worlds First and ONLY Cobalt Flat String!

Ernie Ball Slinky Flatwound Bass Strings combine the smooth feel of traditional flats and the power of Cobalt. Featuring a SuperBright Cobalt ribbon wrap, Cobalt underwraps and optimal hex-core to wrap ratio, the new Flatwound Bass strings are the first flat that actually feels like a flat and sounds like a round. Gauges .055 .075, .090, .110