About this itemSET: 6ML-DYB Medium Light (030/045/065/080/100/126)BEST MATERIAL: Roundwound Dynamite Alloy - Nickel Plated Steel over Hex-CoreFOR YOU: Your tone! Distinctiv low-mid punch. Long-lastingPLAY WITH THE BEST: One of the best-selling strings in the world!BEST QUALITY: Made in USA according to the latest technology!