RHX 100 X Silver Metal 15mm Leathercraft DIY Star Shape Studs Spots Spikes Rock Punk 100% Brand new and high quality Ideal for decorating your bags, belts, leather bracelets, clothes, shoes, etc. Bring you a lot of DIY pleasure Usage: Push the studs into leather or cloth(you can drill a hole by needle first if it is too hard to push the studs in),and then press the protrusive nails on the back to be flat to fix.