Qualitative Materials---These leather craft rivet are made from high quality brass material, which is prevention and anti-aging, colorfast, study and durable. Surface Electroplating Treatment---These leather craft rivet adopt fine craftsmanship, the surface is processed by electroplating, that gives these screw rivets a beautiful black color. Wide Range of Application---These leather craft rivet are ideal for decorating your bags, belts, leather bracelets, shoes, boots, handbags, hats and much more. High Quality Threaded Bolt Design---These leather craft rivet can be used to attach two pieces of leather together firmly, and they would work great. Smooth Surface---All parts of these leather craft rivets are rounded smooth, that can avoid hurting your skin.