Our dental gemstone kit contains resin glue. Its usage is very simple: brush the resin on the area where the teeth need to stick the stone, use a pen to stick the protruding surface of the stone to the surface of the teeth, irradiate with ultraviolet light for 60 seconds, wait for it to dry and fix, and that`s it! There are two different types of diamonds in this product. One is colored diamonds, which have a rainbow like color and react differently at different angles and under different lighting conditions; One type is white diamond, which is also a transparent color and more translucent than colored diamonds. Easy to disassemble and install, sturdy, not easily broken or worn. You can still use them effortlessly to brush your teeth and eat; They can serve for a long time and maintain your charm.