Item Type: Guitar StringsMaterial: Metal 1EXCELLENT PERFORMANCE: Come with guaranteed excellent sound quality, durability, optimal tuning stability and rust resistance 2NOT EASY TO PAIN: With these strings, you can play for hours without pain. You'll have a cleaner grip and therefore enjoy your music lessons even more 3FOR DIFFERENT GROUPS: This guitar strings set is suitable for both beginners and seasoned professionals, useful and practical 4BEAUTIFUL AND DURABLE: Made of excellent metal materials, possess high mechanical strength, firmness, high hardness, and good metallic luster 5ENOUGH TO REPLACE: The set contain 2 sets of 12pcs strings, suitable for E203 electric guitar, easy to replace and simple to operate, you can finish by yourself