Three-pack of Ernie Ball 2223 Nickel Super Slinky electric guitar strings.Gauges 9-11-16-24w-32-42. Nickels are one of the most popular of the Ernie Ball Slinky guitar strings. They're made from nickel-plated steel cable twisted around tin-plated hex-shaped steel core cable. The replacement strings produce a healthy well-rounded excellent sound.Ernie Ball strings are accuracy made to the greatest requirements as well as the majority of demanding specs to ensure consistency, maximum efficiency, and long life.Ernie Ball is the pioneer of rock and roll guitar strings. Jimmy Page, Eric Clapton, Steve Vai, as well as Slash are amongst the lengthy checklist of Slinky gamers.