Advantages: These craft bottle caps are treated with baking varnish, resulting in bright and vibrant colors with a smooth, even finish. They are free from lines, color differences, and wear, making them ideal for DIY craft projects. Made of metal, the bottle caps are sturdy and resistant to deformation. The edges are specially treated to ensure a smooth feel and reduce the risk of scratches. Instruction: Cut the image into a circular shape, apply glue directly to the bottle cap or on the back of the image, and then place the image onto the bottle cap. When used with epoxy stickers, the design can achieve a 3D visual effect. Application: These flat bottle caps are designed for DIY crafts. They can be used to create necklaces, keychains, refrigerator magnets, scrapbook decorations, badges, hair accessories, and more. With their vibrant colors, they are also suitable for home and holiday decorations. These bottle caps are a great choice for classroom craft activities. NOTE: These bottle caps are intended for craft use only. They do not have a rubber lining and are not suitable for sealing bottles. Avoid pressing with heavy objects to prevent deformation. Treatment: Baking Varnish Overall Dimensions: 32 x 6 mm / 1.26 x 0.24 inch (Diameter x Height) Bottom Inner Diameter: 25 mm / 0.98 inch Color: White Material: Metal Package Contents: 160 x Bottle Caps for Crafts Note: The package includes only the items listed above. Other products are not included. Note: Lighting effects and monitor settings may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.