The strings of Orphee-RX series has strong durability. Tone loud and feeling comfortable. For primary guitar players. Features: Imported high-carbon steel hexagonal alloy. Adopt 8% nickel alloy of wire wound. Wound tightness and homogeneous , excellent resonates, extra light. Good feeling, tone loud. Special rust-proof treatment, long service life. For primary guitar players. Specifications: Model: RX17 Inside Material: Hexagonal carbon steel Outside Material: 8% nickel alloy wire Inner Packing: Silver/Red poly-bag Outside Packing: Color plastic bag Note/inch/mm: E/010/0.25; B/013/0.33; G/017/0.43; D/026/0.66; A/036/1.07; E/046/1.17 Package Size: 11 * 14.5 * 0.8cm / 4.3 * 5.7 * 0.3in (L * W * T) Package Weight: 19g / 0.67oz Package List: 1 * RX17 Electric Guitar Strings