Brand: 5 Core. MPN: GS AC. 【Bright, Warm Tone】The brass exterior wire delivers bold, clear sound with a warm character. Ideal for both strumming and fingerstyle, these guitar strings acoustic fill the room with rich, vibrant tone. 【Heavy Duty Build For Long Life】Built tough for frequent use, these acoustic guitar strings feature a strong hexangular steel core and precision brass winding. Perfect for players who demand durability and stability from their guitar accessories. 【Complete 6-string Set】Includes standard extra light gauges: .010, .014, .023, .030, .039, .048. A reliable guitar strings acoustic 6 string set that offers long-lasting playability and quality tone. 【Anti-rust Coated Strings】Designed to resist sweat, corrosion, and humidity, the anti-rust coating helps these acoustic strings maintain a fresh tone and last longer—great for all playing environments. 【Smooth Feel & Strong Tension】Computer-controlled winding ensures even wrap and consistent tension across all six strings. The hex core offers extra strength and tuning stability for serious performance.