A BOOST FOR SENSORIAL AND EDUCATIONAL DEVELOPMENT: Our baby teether set will help your baby develop and learn early! Each of these projects will help develop fine motor skills, color recognition and sensory skills, train baby’s knowledge of hard and soft objects, shapes, colors, sounds, etc., and stimulate brain development. . It’s a cogwheel, and it’s also an original rattle: the unique and clear sound design of the teether has a built-in audible bell, and a small hand shakes a clear bell to stimulate baby’s fun. And the shape is different, attracting the baby to grab, shake, bite, bite, exercise the baby’s hand muscle development and the coordination ability of hands, eyes and brain. After continuous testing and adjustment, we design multiple bite point molds on soft gel, different molars touch each pair of young gums, relieve long teeth pain to ensure rapid growth of milk teeth. High quality materials: The sensory teethers are made Made of eco-friendly ABS material, which is soft,