Prolong your tone with the same acoustic guitar strings that experienced players worldwide trust to keep their incredible tone longer than any other string available. And now for a limited time, you get 3 sets of amazing strings for the price of 2! With that extra free Set, you'll be set for a long, long, long time. . . Unlike other string brands, Elixir strings coats the whole string. This protects not only the outer string surface but also the gaps between the windings where common tone-deadening gunk typically builds up in other brands’ coated and uncoated guitar strings. Anti-rust Plating on plain steel strings ensures longer tone life for the entire set. Who wouldn’t love more quality playing time between the hassle and cost of string changes? Premium by design, these acoustic strings constructed with 80/20 (80% copper, 20% zinc) bronze wrap wire boast a bright tone with an expressive, vibrant presence. Compared to our original POLYWEB Coating, The ultra-thin NANOWEB Coating feels more like a traditional string. For a slicker, gentler feel, try the original POLYWEB Coating on our 80/20 Bronze acoustic strings, which also feature a more robust and rounded tone. For more of a balance between bold and bright, our phosphor bronze acoustic guitar strings with NANOWEB Coating deliver full-bodied tone and sparkling high-end clarity with the same smooth feel as these 80/20 Bronze strings. Of course, the kind of string you play is all a matter of personal preference. Not sure what tone or feel is right for you? Try them out for yourself, and find your new favorite string from Elixir strings. Elixir strings: great tone. Long life.