What are collodion babies? Collodion baby refers to a kind of thermal insulation product made by mixing collodion, colloid and spices. It usually comes in many different shapes, such as plush toys, pillows, quilts, sleeping bags, etc. It is an item that many mothers now like to use to keep their babies warm. So, is collodion safe to use on babies? Safety of collodion baby collodion baby is a harmless thermal insulation product. It is made of natural materials and does not contain any dangerous chemical ingredients. Meanwhile, collodion babies were made