The rattle sound helps in soothing baby. The colorful crochets also helps in sensory skills to develop and recognition of colors at an early age. The soft rattling / clicking sound also catches baby’s attention. When the baby’s teeth are erupting, the hardness of the wood shifts the pressure off from their aching and sore gums. Other than that, Wood is naturally anti-bacterial! Bacteria generally do not live long and thrive on wood, which gives it an added advantage over Plastic Teethers – where bacteria tend to thrive. Our natural wood teethers are made of non-toxic, non-splintering and simply safe for your little one. This teether is made from high quality natural wood – beech wood. It relieves the baby’s dental discomfort and prevent baby from grabbing and biting other objects. It enhances grasping ability and helps them perceive the world! All our Wooden Teethers are 100% natural and non-toxic with no chemicals involved.. The perfect size makes it convenient to carry out, so that baby can enjoy happiness at any time. It is packed in a box that is very suitable for baby shower gift or a birthday gift.