This set of 56 wire guards is made of sterling silver with a purity of 925. The wire guards have a size of .031 inches and are horseshoe-shaped to provide protection to your jewelry. The silver color of the wire guards complements any jewelry design, and the material used is durable and long-lasting. These wire guards are perfect for jewelry making, repairing, and design, and they are a great addition to any jewelry maker's collection. Purchase this set of 56 sterling silver wire guards to enhance the look and durability of your jewelry. Also included are 8 sterling silver bali style crimp with closed loop ends.