Check the listing for details. Elixir 80/20 Bronze Acoustic Guitar Strings w/NANOWEB Light (.012-.053) 2-Pack L. Condition: New. Listed at 20.99 USD. FeatureACOUSTIC 80/20 BRONZE WITH NANOWEB COATINGGAUGE E-1 B-2 G-3 D-4 A-5 E-6Light.012 .016 .024 .032 .042 .053Elixir Acoustic 80/20 Bronze Strings with NANOWEB Coating deliver a bright, lively tone together with extended tone life that players have come to expect from Elixir Strings.Only coated string brand to protect the entire string with an ultra-thin coating, keeping gunk out of the gaps between the windingsExtended Tone Life – players report their tone lasts longer than any other string, uncoated or coatedConsistent performance and tone – ready to play whenever you areSmooth feel that is easy on your fingers and enhances playabilityReduced finger squeak – good for both performance and recordingAnti-Rust Plated Plain Steel.