1,Perfect String Substitute: This is the perfect string substitute for classical guitars, very practical 2,Good Quality Nylon: The first, second and third strings are made of good quality nylon, and the fourth, fifth and sixth strings are made of good quality nylon cores with silver plated wound 3,Give Gifts: The product is a great choice for you to replace the strings and give gifts to friends 4,3 Set In Total: The package contain 3 set strings(a total of 18pcs), enough for you to replace 5,Stable Pitch: Classical guitar strings come with stable pitch, excellent performance and long service life Item Type: Classical Guitar Strings Material: Nylon and silver plated 3 Set of Classical Guitar Strings(18pcs in total) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.