Item Type: Acoustic Guitar StringsMaterial: Metal 1DURABLE AND STABLE: You will get excellent guitar strings that let each soft melody and powerful chord sound harmonize. The strings are durable, rust proof and stable in tuning 2FOR BEGINNERS: Even beginners with sensitive fingertips can have more fun and achieve faster success with this string set 3FOR GUITAR MUSICIANS: These electric guitar strings deliver totally bright tones and a beautiful sound, perfect for electric guitar learners, performers, musicians 4STURDY METAL: Using excellent metal material, shiny, sturdy and durable, possess good heat resistance, high mechanical strength, not easy to age 56PCS IN TOTAL: The package contain a total of 6pcs acoustic guitar strings, enough for you to replace and use, very convenient