DESCRIPTION Using only the finest materials in combination with Dunlop's propriety core to wrap ratio, Dunlop Heavy Core electric guitar strings offer players a quick break-in period, long life and a balanced string-to-string response.    FEATURES Warm, aggressive midrange Smooth feel Balanced response Every set is packaged using three levels of moisture protection and sealed in a VCI Fresh Technology (Vapor Corrosion Inhibitor) bag to guarantee that your strings arrive as fresh as the day they were made Made with great pride in Benicia, California