Baby Vision Training Ball Red Black And White 3 Months Newborn Early Education Toy Ball Description: Product name: red black and white ball chasing vision ball Product size: 9cm in diameter Product weight: about 33g Applicable age: 0M+ Material: short pile + cotton Accessories: BB device Packing: OPP bag Specifications: As long as the mother shakes gently, the baby can track the vision ball, save worry and effort, and exercise vision easily 0-3 months The black and white ball visual focus can cause the baby's vision to follow, enhance the focus of the eyes, and stimulate the development of the optic nerve and brain. 3-6 months of color vision transition period, babies are increasingly sensitive to red other than black and white, add in black and white Red embellishment trains the baby's ability to follow. Safe and odorless inner core, cotton-like fluffy and soft, inner core filled with polyester fiber, safe and odorless, soft and skin-friendly, easy to grasp Built-in BB device, lightly pinch to make a beeping sound, crisp ears, low decibels will not hurt the baby's eardrums, enlighten the baby's auditory development Environmentally friendly printing and dyeing, washing does not fade, repeated washing does not fade, not afraid of playing dirty, longer service life Package Included: 1*Follow the ball