Quantity: Included in this DIY kit are 100 cover buttons and wire backs, plus two tools. Perfect Size: The cover buttons have a diameter of 0.59 inch (15 mm), and the wire backs measure approximately 0.51 inch (13 mm). They are lightweight yet sturdy. Convenient & User-Friendly: This fabric cover button kit is easy to use. With the included tools, you can quickly attach buttons to clothing or household items. Quality & Durability: The cover buttons are made from aluminum, and the wire backs are made from stainless steel. The tools are made from durable rubber and plastic. Versatile Application: This kit works well with light and medium-weight fabrics. No additional machinery is required. Color: Silver Material: Aluminum Size: 0.59 inch (15 mm) Package Contents: 100 cover buttons 2 tools Note: Color may vary slightly due to screen settings and lighting. Slight measurement variations of ±1–3 mm may occur.