Our dental drill set contains methacrylate and vinyl. It adds charisma and enhances the beauty of your smile. Quick replacement appearance for special occasions. The way to use it is simple: clean your teeth with a cotton strip, turn on the glue, pick up a tooth gem with a gem pen, dip it in the glue, and attach the tooth gem to your teeth. Use ultraviolet or other radiation to dry the glue. And can be efficient ultraviolet lamp, fast curing glue.