Ernie Ball Ernesto Palla concert quality classical guitar treble strings are made of clear nylon monofilament. Silver wound basses are made of silver plated copper wrapped around a nylon multifilament core providing a smooth, rich tone. All Ernie Ball strings are precision manufactured to the highest standards and most exacting specs to assure consistency, optimum performance, and long life.

Gauges: First .028, Second .032, Third .040, Fourth .030, Fifth .036, Sixth .042 - Medium tension