![Ernie Ball Flatwound Cobalt 45-105 Bass Strings](http://rockaholicmusicshop.com/cdn/shop/products/P02813_{width}x.png?v=1669325909)
The Ernie Ball Flatwound Cobalt combines the traditional feel of flatwound and the power of cobalt. These strings have a specific SupeBright winding and a hexagonal steel core that give them the feel of a flatwound but with the shine of a roundwound.
Calibers: .045, .065, .080, .100.