D'Addario EXL115-10P 11-49 Medium, XL Nickel Electric Guitar Strings 10-PackEXL115 Medium strings in a 10 pack for serious savings. The . 011 . 049 gauge set provides more body and output than regular light strings, making them a favorite among rock, blues, and jazz players who want a bit more heft under their fingers. XL Nickel Wound strings are made with a high carbon steel core and nickel plated steel wrap for a bright, versatile tone with excellent intonation. Buying ten sets at once means you always have fresh strings