... , belts, shirts and bags. Push the stud into the material, and fold the prongs over on the back-side. Washable and durable.Rivet ... Basic Spots, Rounds, Pearls, Diamond cuts, Squares and Triangulars, to the very intricate Western and Filigree designs.1 Materials:Alloy.2 ... items of Prong studs,Rhinestone rivets,Screwed Spikes How to use Any question please feel free to send us inquiry,we will reply you ...