25 sets of nickel wound strings, various gauges available. - Brand: D'Addario - Model: BULK SHOP - Number of Sets: 13 SETS - String Type: Nickel Wound - Gauges: 010, 013, 017, 026, 036, 046 - Accessories: Plastic rings for holding strings Thank you for viewing. This is a bulk pack. Out of 25 sets, 13 sets are currently remaining. Stored in a dehumidified storage. From what I can see, they don't seem to be very rusty. Feel free to negotiate the price.