Product Description Ernie Ball welcomes a new popular gauge combination to its world-famous Slinky line of electric guitar strings. Mega Slinky guitar sets feature the same great bright and balanced tone that Slinkys are known for in a never-before-offered half-gauge combination. Mega Slinky strings are ideal for players who prefer a thicker sounding set, such as Power Slinky but with just slightly lighter plain strings (E, B, G). Mega Slinky sets feature nickel-plated steel wrap wire around a tin-plated hex core for that iconic Slinky feel and tone that players have relied on for decades. Part number P02213. From the Manufacturer Ernie Ball welcomes a new popular gauge combination to its world-famous Slinky line of electric guitar strings. Mega Slinky guitar sets feature the same great bright and balanced tone that Slinkys are known for in a never-before-offered half-gauge combination. Mega Slinky strings are ideal for players who prefer a thicker sounding set, such as Power Slinky but with just slightly lighter plain strings (E, B, G).. Mega Slinky sets feature nickel-plated steel wrap wire around a tin-plated hex core for that iconic Slinky feel and tone that players have relied on for decades. Part number P02213.