Ernie Ball 2806 Group III Flatwound Bass Guitar Strings, 45-100 GaugeThe Sound of Smooth Ernie Ball Custom Gauge Flatwound bass strings provide nice low end and reduced finger noise. They are constructed with flattened stainless steel wire wrapped around a hex shaped tin plated steel core, resulting in a smooth, comfortable feel and warm, rounded tone. Gauges: 45, 65, 80, 100. Features Ernie Ball Custom Gauge Flatwounds deliver solid low end with reduced finger noise Flattened stainless steel wrap wire on a hex shaped