Tooth Colored fillings, also called composite fillings are mainly used when you your fillings to look more natural and blend with the natural color of your teeth. It is also used to replace existing fillings that have been chipped, worn or cracked as it can withstand moderate pressure of constant chewing.
Tooth colored fillings take longer to place than a metal filling because the tooth is required to be kept clean and dry while the cavity is being filled.
Now-a-days tooth-colored fillings more in use than amalgam or gold fillings because of their aesthetic appeal. They offer several other advantages also like chemical bonding to the tooth surface, versatility to be used for multiple purposes, tooth sparing preparation, etc.