Preferred age: 6m The 6 pcs Enamel Massage Ball Set is a delightful collection designed for infants aged 6 months and older. These colorful, textured balls are perfect for sensory exploration and development. Made from safe, durable materials, they encourage tactile stimulation and promote fine motor skills as babies grasp, roll, and play with them.Note: Adult supervision is recommended as this toy may contain small parts that could pose a choking hazard.