High Quality---The surface is shiny after plating and high temperature oxidation treatment. Using high-quality materials. The shell is resistant to pressure and wear, not easy to damage. Easy to Install---Package include 20pcs star shape rivet and 20pcs screw, meeting your different demands. Easy to install and use, resistant to pressure and wear, not easy to damage. Star Studs---Unique star shape rivets stud, perfect for biker or punk gear, belts, leather jackets and wristbands, dog collars, bike ornaments, etc. Easy to Use---These are pretty sharp and you will love them. Just need punch a hole and screw on.they will definitely look cool with your diy project. Wide Range of Uses---Amazing idea for decorating and repairing your bags, shoes, belts, jacket, dog collar, garments, paper, fabric, clothing and more leather craft diy making.