Water Filled Teething Rattle is a Mebby cooling teething ring contains distilled water. It can help to soothe and refresh infants gums. With the snail shaped teether there is also a hard textured surface to prepare for the growth of teeth. It can be put into the fridge to keep it cool. This product does not contain phthalates. The teether should not be put into the freezer. It has yellow, blue, pink colors.