The strings of Orphee-RX series have strong durabilityhigh gloss and feeling comfortable. This Item is designed for electric guitar. Features: High-carbon steel hexagonal alloy inside material. Adopt 8% nickel alloy outside material. Strong tightness offeringexcellent resonates, super light tension. Strings arounded in 6 circles placed in a plastic bag. Good feeling, high glossiness, full tone. For primary guitar players and professional performance. Specifications: Model: RX15 Material: Hexagonal carbon steel & Nickel alloy Note/inch/mm: E/009/0.23; B/011/0.28; G/016/0.41; D/024/0.61; A/032/0.81; E/042/1.07 Package Size: 11 * 14.5 * 0.8cm / 4.3 * 5.7 * 0.3in Package Weight: 17g / 0.60oz Package List: 1 * Set of String