Metal snap buttons are durable fastening accessories designed for garments, denim wear, jackets, bags, leather goods, shoes, uniforms, outdoor products and workwear. Each set normally includes four matched parts: cap, socket, stud and post. The visible cap gives the product a clean metal look, while the inner snap structure creates a secure opening and closing function. For Brand / factory buyers, metal snap buttons are a practical choice when a product needs quick installation, repeated use, stable fastening strength and a more premium appearance than plastic snaps.