DR Strings 'Pure Blues' Pure Nickel Bass 4-String Set - 45-105DR PURE BLUES bass strings combine the warm tone of pure nickel with the brightness and edge of stainless steel for a rich and tonally balanced string that is perfect for players who demand versatility. Whether you play fingerstyle, with a pick, or slap, your bass will come alive with a full bottom, colourful mids, and bright articulate highs. The Quantum Nickel wrap wire delivers the wramth of nick and the bright edge of steel The round core