EASY INSTALLING: Comes with picture instructions and 4 pieces of installation tools, including a hollow punch, a base, and 2 model installation tools, making it easy to sew or repair clothes. WHAT YOU GET: 120 pcs in total – 30 gunmetal buttons, 30 bronze buttons, 30 silver buttons, 30 gold buttons; 1 universal base, 1 hollow punch, 2 633 model install tools, and 1 clear storage box. COLOUR AND SIZE: Snap button colors include gunmetal, bronze, silver, and gold, suitable for matching various clothing styles, leather, and jeans. The snap fastener cap diameter is 12.5 mm (0.49 inches). STURDY AND DURABLE: All press studs and tools are made of high-quality copper, rust-resistant, with a solid feel and long-lasting performance. WIDE APPLICATIONS: Ideal for DIY crafts, clothing repair, and decoration projects such as shirts, leather goods, bags, jackets, jeans, baby clothes, home textiles, and other sewing applications.