According to a old medical book records: crystal is cold and is non-toxic,so it can treat heart disease,and it can be helpful to your throat.As for your eyes,it also has special functions.Crystal is made by the nature,and when comparing with other jade,it has unique effects.And it brings more enjoyment of your spirit like crystal awards,crystal trophy,glass awards,glass trophy and so on.
Nowadays, there are so many kinds of crystal gifts which are shaped as lots of shapes,and made by all colors crystal.And you can choose one what you like and can carve words on it to be your promotional gifts and can surprise your friends or relatives.This is the best choice and it won’t let you down.
