PURE BLUES? Bass Strings utilize a Quantum Nickel? wrap wire, which marries the warm tone of nickel with the brightness and edge of stainless steel for a rich and tonally balanced string that is perfect for players who demand versatility. A round core increases string flexibility to produce an unsurpassed feel. Whether you play fingerstyle, with a pick, or slap, your bass will come alive with a full bottom, colorful mids, and bright articulate highs. The Quantum Nickel wrap wire delivers the wramth of nick and the bright edge of steel The round core increases flexibility for a smooth feel and solid tone Round Core Wire on a Ball End with a Quantum Nickel Wrap Wire