Martin Guitar Classical Acoustic Guitar Strings provide unrivaled quality, craftsmanship, and tone for your acoustic guitar. Designed to produce a warm, mellow tone, these hard tension strings provide excellent tuning stability and playability so your guitar can stand up to rigorous practice and performance schedules. Made from nylon, these strings feature hard tension silver-plated ball ends for simple installation and an easy playing feel. This pack of professional-grade guitar strings will last through long rehearsals, late-night practice sessions, and plenty of performances. It's an ultra-reliable set of strings that you can take on tour or keep in the studio.Designed to bring out your guitar's true tone, these nylon guitar strings can be used for flamenco, traditional Spanish, classical, folk, and many more music styles. With this pack, you'll receive 6 hard tension guitar strings designed for optimal playing performance. The low E string measures 0.043", the A string measures 0.035", the D string measures 0.030", the G string measures 0.040", the B string measures 0.032", and the high E string measures 0.028". This total set of classical strings features a tension of 88.9, making it easy to get a warm, mellow tone with an ultra-flexible feel. Add these professional guitar strings to your touring and performing equipment today!Martin Guitar has been producing high-quality, musician-choice guitars and guitar accessories since 1833. The Martin Classical Acoustic Guitar Strings are the real deal-not an imitation. Discover your guitar's true voice with this professional-grade guitar string pack.