D'Addario EFW74 Phosphor Bronze Flatwound Mandolin Strings, Medium, 11-36 Flat wound mandolin strings Loop end construction for universal fit Complex combination of interlocking under windings on a hex core Made in the U.S.A. for the highest quality and performance String Gauges: Plain Steel .011/.011, 015/.015, Phosphor Bronze Wound .026/.026, .036/.036 Flat wound mandolin strings^Loop end construction for universal fit^Complex combination of interlocking under windings on a hex core^Made in the U.S.A. for the highest quality and performance^String Gauges: Plain Steel .011/.011, 015/.015, Phosphor Bronze Wound .026/.026, .036/.036