This is StringItUp!'s most popular acoustic section and the D'Addario EJ Phosphor Bronze series are the most popular sets. Also featured here are the EXP's, D'Addario's coated string. And yet another D'Addario innovation are the multi-pack sets shown below where you can save on the price per set by buying 3 or 5 sets in one package. D'Addario EXP13 Coated 80/20 Bronze Custom Light (11-52) $10.95 D'Addario EXP11 Coated 80/20 Bronze Light (12-53) $10.95 D'Addario EXP12 Coated 80/20 Bronze Medium (13-56) $10.95 D'Addario EXP15 Coated Phosphor Bronze Extra Light (10-47) $12.37 D'Addario EXP26 Coated Phosphor Bronze Custom Light (11-52) $12.37 D'Addario EXP16 Coated Phosphor Bronze Light (12-53) $12.37 D'Addario EXP19 Coated Phosphor Bronze Bluegrass (12-56) $12.37 D'Addario EXP17 Coated Phosphor Bronze Medium (13-56) $12.37 D'Addario EFT16 Flat Tops Phosphor Bronze Light (12-53) $9.25 D'Addario EFT17 Flat Tops Phosphor Bronze Medium (13-56) $9.25 D'Addario EJ15 Phosphor Bronze Extra Light (10-47) $6.99 D'Addario EJ16 Phosphor Bronze Light (12-53) $6.99 D'Addario EJ16-3D Phosphor Bronze Light (12-53) - 3 SETS $18.99 D'Addario EJ17 Phosphor Bronze Medium (13-56) $6.99 D'Addario EJ17-3D Phosphor Bronze Medium (13-56) - 3 SETS $18.99 D'Addario EJ19 Phosphor Bronze Medium Light Bluegrass (12-56) $6.99 D'Addario EJ26 Phosphor Bronze Custom Light (11-52) $6.99 D'Addario EJ38 12-String Phosphor Bronze Light (10-47/10-27) $9.97 D'Addario EJ39 12-String Phosphor Bronze Medium (12-52/12-30) $9.97 D'Addario J40 Folk Nylon Silk & Steel Ball End Strings (11-47) $9.06