Innovative new electric guitar strings with fantastic dynamic range .010 - .052w

The Ernie Ball Cobalt Skinny Top Heavy Bottom Strings (2715) are engineered to maximize output and clarity. The Ernie Ball Cobalt Extra Slinky Guitar strings use of Cobalt provides a stronger magnetic relationship between pickups and strings than any other alloy previously available. With the new Cobalt Slinkys you'll experience an extended dynamic range, incredible harmonic response, increased low end, and crisp, clear highs, as well as a soft and silky feel that makes string bending a breeze.

Ernie Ball Cobalt Skinny Top Heavy Bottom Slinky (2715) Features: 

• Gauges: .010-.013-.017p-.030w-.042w-0.52w.
• Cobalt coated wire wrapped around tin plated hex shaped steel core wire.
• Stronger magnetic relationship between pickups and strings.
• Extended dynamic range, incredible harmonic response 
• Increased low end, and crisp, clear high
• Soft and silky feel
• Long lasting.