100 SETS - OPEN RING PRONG NO SEW SNAP FASTENERS (400 Pieces) - SIZE 15 (3/8") This is for 100 (one-hundred) sets of Size 15 (3/8") no sew snap fasteners Each set includes 4 parts: 1 female socket, 1 male stud and 2 open prong rings for a total of 400 pieces These are CPSIA compliant They are perfect for making any of your pacifier holders, bib clips or any sewing projects