Jelly Strands silicone teething necklaces are safe for baby to teethe on and stylish for mom to wear. Made from 100% food grade silicone similar to pacifiers and nipples, they are soft on sensitive gums and emerging teeth. Jelly Strands are BPA, phthalate, cadmium, lead and metal free. Jelly Strands are intended for adults to wear and are not a toy. While our products are non-toxic and feature safety clasps, babies should never be left unattended with our jewelry.