Use this Superman - Silicone Teether made from naturally bacteria resistant silicone to soothe your little one's sore gums that can be irritating and painful while teething and prevent them from getting adequate rest and be moody. It is made up of silicone that's versatile and delicate enough to provide your baby the soft pressure on their gums that they desire while teething. The texture on it massages and provides relief to gums. Chill the teether for even better and immediate relief to sore gums. Silicone is a safe option for your baby's health. It can be safely boiled to sterilize. Made up of 100% food-safe silicone polymer, it doesn't contain any petroleum-based plastics or toxic chemicals.