Ernie Ball 2625 8 String

Precision manufactured to the highest standards and most exacting specifications to ensure consistency, optimum performance, and long life 
Made from nickel-plated steel wire wrapped around a hex-shaped steel core wire. The plain strings are made of specially tempered tin-plated high-carbon steel, resulting in a bright and well-balanced tone 
Signature Slinky feel 
8-string gauges: .010, .013, .017, .030, .042, .054, .064, .074 
Made in California, USA with the finest and freshest materials