Professional-looking rivets are perfect for purses, backpacks, and handbags! These rivets are durable, and look great from both sides.  They are even strong enough to stay attached to leather!  Rivets are available in Antique, Nickel, Gold, Gunmetal, and Rose Gold. They come in 6mm, 8mm, and 13mm sizes. Perfect for all of your needs!  All of the components to create 24 rivets are included.  It is important to learn how to choose the correct size, how to properly install rivets, and about the tools needed for proper installation. They are very easy to attach. Tools are not included. Medium: Cap 5/16" (8 mm), Post 5/16" (8 mm), Base 5/16" (8 mm) Watch the video tutorial demonstrating how to install this purse hardware here.