Named after the famous city in Spain, Sevilla Classical Strings are designed for the most discerning classical guitarist. Sevilla Strings are classical guitar strings that feature Cleartone Strings Patented EMP Coating. At one micron, the Sevilla Strings treatment is the thinnest coating in the industry, designed to last a long time without compromising the feel and sound of traditional strings. “Silver wrapped wound strings are very susceptible to tarnishing,” says product manager Jose Antonio. “With our EMP Treatment, Sevilla Strings last a long time while maintaining the natural feel and sound of traditional strings.”