... , earphone , cellular phone , calculator. 3. Grass gem is mainly used in fabric accessories , such as clothing , zipper , button , beads ... , dancing dress , metal buckle .4. Grass gemstone is used as decoration on various stationery products , such as greeting card ... bottle .7. Rhinestone is widely used in shoe buckle , shoe trimming. Product/Service (We Sell): crystal fancy stones, crystal sew- ...