True custom-quality strings for serious musicians at a very friendly price.
Premium 13's Acoustic Guitar Strings are made right here in the United States with cutting-edge computer-based manufacturing techniques. Wrapped with the finest-quality 80/20 copper/zinc alloy for bright, full-bodied, lasting tone. Hex-steel cores prevent winding slippage and ensure long string life. Gauges: 13-17-26-35-45-56.