LONGEST-LASTING TONE: Made with 80/20 bronze wrap wire and our proprietary NANOWEB Technology, these strings deliver a bright, focused tone for life, with a comfortable and smooth feel LEADING PLAYERS: Whether on stage, in the studio or jamming at home, Elixir Strings are trusted by millions worldwide for their consistently brilliant tone, from our light strings to heavier gauges STABLE & RESISTAN Condition: Fulfilled by Amazon | ASIN: B0002E1O2C