Iris root, also called violet root. The soft wood of the iris root (organically grown) can be chewed by the baby to relieve irritation of the gums during teething, & accelerate the emergence of the teeth. It doesn't break &, to guarantee hygiene, it is attached to a cord made from organic, biodynamic cotton (Demeter). Brand: Popolini Use: Do not attach the necklace around the baby's neck, place it in the baby's h&, always under adult supervision. After each use, the root must be dried at room temperature. If it is dirty, it can be immersed for a few seconds in boiling water.