Innovative new bass guitar strings with fantastic dynamic range .055 - .110

The Ernie Ball Cobalt Power Slinky Bass Guitar Strings (2731) are engineered to maximize output and clarity. The Ernie Ball Power Slinky bass strings use of Cobalt provides a stronger magnetic relationship between pickups and strings than any other alloy previously available. With the new Cobalt Slinky bass strings 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 Power Slinky Bass Guitar Strings (2731) Features: 

• Gauges: .055-.075-.90-.110
• 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.