From TierraCast's Alternatives Collection, brass oxide finish over lead-free pewter. These are not brass stampings, but strong and beautiful castings made with TierraCast's attention to quality. The muted finish is a perfect complement for vintage-inspired designs. The color matches well with some of our other antiqued brass color jewelry components. This round button features an abstract design. Sew on, glue on, or use these buttons any way you imagine. Perfect for creating a custom bracelet or necklace clasp. Approximate Measurements : 17.5mm diameter (2/3 Inch), 1.3mm thick. Buttons holes have a 2.4mm interior diameter. Quantity: 2 Buttons TierraCast Pewter is made in the USA, using Lead Free Pewter that exceeds both the CPSC standard and the new California law regulating children's jewelry content.