J74, D’Addario’s best selling mandolin set, is the standard established by David Grisman and Ricky Skaggs. Warm and bright phosphor bronze tone with the optimal blend of tight playing tension and strong projection. Loopend construction for universal fit. 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.