Chewing fun: the bumps on the head have a slight massaging function on the gums, they can massage the baby's gums, relieve the baby's teething discomfort, effectively promote tooth growth and prevent finger chewing. Easy to clean: the remote control teething ring for babies can be sterilized with boiling water, steam sterilization, and UV sterilization. It is recommended to clean the toy regularly, let your baby play happier and healthier. This baby grip toy can withstand high temperatures of 230° and low temperatures of -50°. Food grade silicone: our baby teething toys are made of food grade silicone, PVC and BPA free, ensuring your baby's safety. Soft and elastic, gentle on your baby's teeth and provides a pleasant chewing experience.