Head Button 5mm Brass Stud Screwback Screw Back Spots for Leather Rivet 100 Sets (Bronze) Material:Brass Color: Nickle,Gold,Bronze,Gun Black Pick Size:Head Button:5mm(0.2")Button Hight:8mm(0.32") Package Quantity:100 sets Button Stud (Screw & Stud) Use for decorating your bags, belts,handbags, leather bracelets, shoes, Hats, and All kind of art and leather Crafts DIY