Check the listing for details. D'Addario EJ74-3D Mandolin Strings, Phosphor Bronze, Medium, 11-40, 3 Sets. Condition: New. Listed at 22.99 USD. D'Addario mandolin strings are trusted by legends like David Grisman, Ricky Skaggs, Ronnie McCoury, Doyle Lawson, Rhonda Vincent, Mike Marshall, Adam Steffey, and more, for their natural acoustic tone and reliable performance. They are made from the highest quality plain steel, stainless steel, nickel plated steel and phosphor bronze and are available in a wide variety of gauges. D'Addario offers 3 sets of strings in one convenient, cost-effective & environmentally friendly multipack. Each set is packaged in separate VCI bags for corrosion resistance, so they're fresh when you're ready to restring. Buy 3 Sets and save on D'Addario's best selling mandolin set. "Phosphor Bronze for long lasting, warm and bright tone and loopend construction for universal fit. " Environmentally friendly, corrosion resistant packaging for strings that are always fresh. 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, .040/.040