There is a false concept that you look trendy by the costume that you wear. It is not only the costume that matters. The entire thing that you have should be trendy so that you become attractive among a group of people. This suits for all the things that you posses. It includes the bag, purse, etc. Cellular phones are no exception to this concept. This is why the fashion designers have designed the cellular phone cover in such a manner that they glitter when light falls on them. There is no technology involved in this. The swarovski rhinestones are known for the glitter that they produce during exposure to light. These make the person to be attractive when he parties. Some crystals are also used in this design work rather than the conventional Rhinestones. These adhered to the cellular phone panels by means of hot fix rhinestones. The glittering effect of these stones and crystals has captured all the eyes. This is why there is an increase in the demand of the stones and crystals. The major advantage of these crystals is that they are cheap and hence they can be easily replaced if lost. This is the major reason for the swarovski crystals wholesale boom all over the world.