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 premarket testing to ensure consistency and quality
Gauges .010/.010, .014/.014, .023/.010, .030/.012, .039/.018, .047/.027
Core Material: Tin-plated Steel
Winding Material: 80/20 Bronze
Non-coated
New, unopened package. I have 3.
Buy from me. I'm a small business. And very nice. :)