Are you looking for decorative metal studs to add some spice to an old leather jacket? This box of single cap leather rivets with riveting tools will do the trick. These compression rivets, also called speedy rivets or rapid rivets, come in two pieces, a stem and a cap. Using your own hammer and the included rivet punch, press, and anvil, you can add metal studs to leather, canvas, denim, vinyl or plastic like a breeze. The rivets come in four assorted colors that match easily with other leather work accessories and can be installed easily with a desktop rivet press machine. From installing decorative studs to attaching a hood to a jacket, this kit will have you covered.