The J2704 is the perfect replacement string for the D'Addario J27 Student Classical Normal Tension fourth string. D'Addario's EJ27 Classic Nylon guitar strings are great for beginners, students and professionals alike. Normal tension sets contains 3 clear nylon trebles and 3 silver-plated copper wound basses for the optimal balance of warm and projecting, long lasting tone. The perfect replacement string for the D'Addario J27 Student Classical Normal Tension fourth string Normal Tension A great balance of value and reliability Made in the U.S.A. for the highest quality and performance