This multi-colored amber necklace for baby is made up of a string of 100% genuine Baltic Sea amber chip beads. Amber has natural acids and oils that produce a analgesic pain reliever when worn against your baby's skin. Amber as a stone warms with wearing, making it a comfort for your baby. Amber is also very lightweight. Amber teething necklaces are not intended to go in your baby's mouth. Hidden barrel clasp and knotted string in-between each and every stone.