Our company is committed to provide highest quality products which comply with US and European safety standards and regulations. All our jewelry is made from 100% food grade silicone and is completely free of BPA, PVC, Cadmium, Lead, Latex and Phthalate. All products are dishwasher safe and can be washed by hand with warm soapy water. Breakaway clasp is designed for additional safety but it is not meant for chewing. Pendant necklaces are NOT for babies to wear! It is not a TOY and babies should be NEVER left unattended while using them. Make sure to inspect an item upon receiving it and contact us immediately if you notice any damage on the item. Wash before first use. If the item shows wear and tear, discard it immediately. When using teething jewelry, adult supervision is A MUST to avoid possible chocking or strangulation risks.