an integral display for a child &# 39 ; s pacifier indicates whether it is clean and safe for the child &# 39 ; s use . the pacifier has a selectable dial on its exterior rear face that allows the care - giver to select between “ clean ” or “ dirty ”, depending on the status of the pacifier . once the pacifier is properly cleaned , the care - giver would slide the indicator to display “ clean ”. in such a manner , the care - giver would always be aware of the cleanliness of the pacifier and whether it would be safe to give to the child .