Features:1. 3 bass strings are covered with silver-plated copper windings. Perfect balance of tone and corrosion resistance.2. A set of 6 strings (E, A, D, G, B and e string)of high quality nylon guitar strings. Suitable for classical guitar.3. Durable material: This product is made of high quality Nylon material, durable and long service life.Description:Sorted clear nylon treble strings for consistent, precise intonation. Perfect nylon strings for your classical guitar.Specification:Color: SilverMaterial: Sliver:Nylon and Metal/Copper;Brass/Colorful/Red copper :Copper alloy / Stainless steelQuantity: 6Diameter:3 nylon strings with metal wound: 1.12mm, 0.91mm, 0.76mm3 nylon strings: 1.02mm, 0.81mm, 0.71mmLength: Approx. 1MPackage include:6pcs/set * guitar stringNotes:1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2. Please allow slight dimension difference due to different manual measurement.