Our dental gem kit contains UV glue. It can be used in a very simple way: brush the resin on the tooth where the stone needs to be attached, stick the raised surface of the stone on the tooth surface with a pen, shine ultraviolet light for 60 seconds, wait for it to dry and fix, and it is finished! There are two different kinds of diamonds in this product, one is colored diamonds, the color is like a rainbow, the color is different in different angles and under different light; One is a white diamond, which is also a transparent color and is more translucent than colored diamonds. Easy to disassemble and install, firm, not easy to break or wear. You can still brush your teeth and eat with them effortlessly; They can serve for a long time and keep your charm.