ITEM DESCRIPTION D'Addario NYXL plain steel guitar strings provide added strength and up to 131% greater tuning stability using a completely reinvented wire drawing process, combined with revolutionary "fusion twist" . D'Addario NYXL guitar strings will bend further, sing louder, and stay in tune better than any strings you've played before. Designed, perfected and manufactured by D'Addario in New York, this newly designed, break-resistant high-carbon steel and plain steel alloy core delivers a whole new level of freedom, confidence and power. NYXLs provide more strength and up to 131% greater tuning stability using a completely reinvented wire drawing process combined with a revolutionary “fusion twist” process for smooth steels. Reformulated nickel-plated string windings have better magnetic properties, resulting in higher output and improved mid-frequency response for more presence and crunch. High carbon alloy steel made in New York for unprecedented strength - play without fear Improved tuning stability over traditional regular steel strings Sold as 1 single string Perfect as a replacement string or for create custom sets