Features: Crafted from premium stainless steel, these 15mm buttons deliver exceptionally durability, corrosions resistance, and reliabled performances for long lastingly garment and accessory applications. Each 15mm diameter metal fastener features a reinforced iron baseplate and secure four part closure mechanism, ensuring steadfast hold across fabrics, leather, and heavy duty materials. Ideal for DIYer enthusiasts, professional tailors, and luggage manufacturers requiring industrial grade fastening solution for apparel, bags, and textile crafts. Perfect for reinforcing closures, securing backpack straps, upgrading upholstery projects, or adding functional accents to handmade leather goods and outdoor gear. The included installation toolkit simplifies precise alignment and crimping, enabling quick assembly of rust proof fasteners without special equipment. Specifications: Component: Stainless steel + iron Size: Cover diameter 15mm Color: Silver (stainless steel color) Use scenario: Suitable for use in clothing production, luggage design and daily repair, adding convenience and security to your work. Package Includes: 1 Set Metal Fasteners note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.