This 6 string guitar set is suitable for the classical guitar. They effectively act as replacement strings with light tension and good hand feel. The guitar strings, we provide here, are in size of: Material: Nylon; String Specification: 024~028; Total Length: 65cm/2.13 feet; Diameters of strings: E-1st: 0.61mm/0.024 inch; B-2nd: 0.81mm/0.032 inch; G-3rd: 1mm/0.039 inch; D-4th: 0.71mm/0.028 inch; The classical guitar strings are manufactured by a new string making process and are made of brass wire. The surface of the winding string has a silvery shiny color with an anti-rust coating. The string beads are changed to bead heads, and the thickness of string(024~028) is thinner, light tension, perfect for fans with basic playing skills to play a warm and soft tone! Normally the new strings will go out of tune when playing as they are not fully stretched. Just put them under the right amount of pressure like bend, release, bend, release and repeat this movement a few times that allows them to fully extend in minutes. [Quality Assurance] If you have any questions or problems about the product, please feel free to contact us at any time. We will always do our best and respond quickly to ensure customer satisfaction. Features: These strings have normal standard tension to ensure exceptional tone and beautiful sound, perfect balance of tone and corrosion resistance. Non-Ball End, Apply to all sizes classical guitar, nylon guitar. 6 different strings: E string (1st) .0285"(0.72mm) Nylon strings B string (2nd) .0325"(0.83mm) Nylon strings G string (3rd) .041" (1.04mm) Nylon strings D string (4th) .030" (0.76mm) Alloy strings A string (5th) .036" (0.91mm) Alloy strings E string (6th) .044" (1.12mm) Alloy strings Package Content: 3 Set x Nylon Guitar Strings(18pcs)