String Material Type Carbon steel, phosphor bronze, phosphor bronze. String material type Carbon steel, phosphor bronze, phosphor bronze. CORROSION-RESISTANT, PRECISION WOUND – D’Addario Phosphor Bronze acoustic guitar strings are precision wound with phosphor bronze wrap wire, over a hexagonal high-carbon steel core.
D'Addario Guitar Strings - Phosphor Bronze Acoustic Guitar Strings - EJ16-5P - R is suitable for musicians seeking durable, warm, and responsive strings, especially for acoustic guitars.