GHS PF270 (11-40) BR BR MANDOLIN Breathe life into an overly mellow mandolin! The unique core-to-cover ratio combines with the copper/zinc alloy helps retain the richness of bronze and add a crisp sparkle to the finish.Introducing our brand new NitroPack singles! Each single string is sealed in a nitrogen environment, eliminating all oxygen, in a tear-resistant package. Whether you use one string or the whole set, the NitroPack guarantees straight from the factory freshness!ABOUT GHS STRINGSGHS Strings are manufactured in a state-of-the-art, climate controlled facility using precision equipment and only the purest of materials. When you buy GHS strings you get quality, consistency, lasting intonation and superbly harmonious sound! GHS Strings – The String Specialists since 1964.PF270 Set: LM11 (2) – LM16 (2) – MN26 (2) – MN40 (2)