Quantity - Package includes 100 pairs of double cap rivets, size 8*8mm. Both caps are both flat and full to be used as a faceplate. Metallic Style - Round leather rivets are antique bronze color. It can give a retro and cool style to your clothes, bag, boots, etc. Material - Tubular metal studs are made of copper and zinc alloy, sturdy for long time use. It is lightweight and has a smooth and beautiful surface. Leather decoration - These copper bronze rivets are good decorations for belts, hats, jeans, shoes, bags, jackets, bracelets and other clothing accessories . Can also be used for leather crafting, scrapbook making and other arts and crafts projects. Easy to use - Place the leather to be punched on a flat surface. Use a punch tool to punch the holes. Then cut the rivets into the holes and beat them with a hammer to make them flat. lucky meet Note: the data is manual measurement, please allow 1-72cm error, due to differences between light and screen, there will be a certain color