ITEM NAME:4pcs set Baby Infant Toddler Teething Toys Safe Teether Set baby toys - OZ Name: Silica gum fruit moulding gum Suitable age: more than 3 months Material: Food-grade silica gel (without bisphenol A, lead and known harmful substances) non-latex products, will not produce any allergies to infants, can be used at ease! Stage 1: When the teeth do not grow formally in the budding stage, they will make the baby feel uncomfortable in the gums. Stage 1 gum can be put in the refrigerator, and cold touch can relieve the swelling and pain of baby's teeth before teeth. Stage 2: At 6 months old, most babies begin to grow a pair of deciduous incisors on their mandibles. At this time, they should use frozen gum to massage soft deciduous incisors to relieve discomfort. Hard gum will massage the flesh of the teeth, and rough gum surface will stimulate the development of the baby's brain. Stage 3: When the baby grows four upper and lower teeth, it is recommended to choose a kind of pacifier gum similar in shape to pacifier, lighter in weight and easy to grasp. The soft and hard sensory layer not only massages the flesh around the newly developed teeth, but also lets the baby experience the feeling of chewing. Stage 4: 1-2 years old, 1-2 years old, is the period of long deciduous molars. Choose gutta-percha gum which can reach a wide range of teeth, baffle to prevent touching the throat. The soft and hard texture layer can reduce the swelling and pain caused by big teeth, help to enhance the development of teeth and exercise the chewing ability. Packing: 4Pcs (Random).Choose gutta-percha gum which can reach a wide range of teeth, baffle to prevent touching the throat. The soft and hard sensory layer not only massages the flesh around the newly developed teeth, but also lets the baby experience the feeling of chewing.