The Martin MA175 SP 80/20 Bronze Authentic Acoustic Guitar Strings are specifically designed for acoustic guitars. Made with high-quality bronze, these strings offer a warm and bright tone that is perfect for fingerstyle playing. With 11 strings included in the set, this product is ideal for guitarists looking for a rich and full sound. The custom light tension of these strings provides a balanced feel and response, making them suitable for a wide range of playing styles.