Ernie Ball Extra Slinky Coated Titanium Electric Guitar Strings, 8-38 Gauge (P03125)Ernie Ball Slinky Coated Electric Guitar Strings combine the latest technological advancements in string manufacturing. All wound strings are treated with groundbreaking nanotechnology that repels unwanted moisture and oils that negatively impact your tone. In addition to treating the wound strings, each plain string features a patented reinforcement winding of titanium wire. Titanium's inherent strength prevents string breakage, string slippage, and is proven to keep your guitar strings in tune better than conventional plain strings. Ernie Ball Slinky Coated guitar strings maintain the feel and sound of uncoated sets, combining the added protection with the vibrant tone Ernie Ball customers have relied on for over 50 years.Ernie Ball Extra Slinky Nickel Wound Electric Guitar Strings, 8-38 Gauge (P02225)Ernie Ball Nickel Wound Electric Guitar Strings are made from nickel plated steel wire wrapped around tin plated hex shaped steel core wire. The plain strings are made of specially tempered tin plated high carbon steel producing a well balanced tone for your guitar. Gauges . 008, . 011, . 014, . 022w, . 030, . 038Ernie Ball Extra Slinky electric guitar strings bring extra light tension for fast and easy play across the fretboard. These electric guitar strings are precision manufactured to the highest standards and most exacting specifications to ensure consistency, optimum performance, and long life. Extra Slinky wound strings are 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 for your guitar. Extra Slinky gauges are .008 .011 .014 .022 .030 .038.