Martin MA140S Acoustic Marquis Silked 80/20 Bronze Guitar Strings 12/54

Features: Strings designed by C.F. Martin & Co. to provide superior tone for your acoustic guitar Silk-wrapped ball ends protect your bridge and increase longevity Highest-quality materials mean outstanding tone, response, and durability Strings subjected to Martin's rigorous pre-market testing to ensure consistency and quality Gauges: .012, .016, .025, .032, .042, .054 New, unopened package, no tags Buy from me. I'm a small business. And very nice. :)