[Visual stimulation training] The vision of newborns is very blurred when they are born, and they can only be light-sensitive. After about 3 months, they can distinguish high contrast black and white. Our black and white high contrast baby sensory toys can effectively stimulate the babys retina and optic nerve, and stimulate the baby's brain development at the same time.[Interesting entertainment toys] This double-sided design of the baby books 0-6 momths has six different colors and 12 animal and plant patterns. The tummy time toys not only help the babys early visual development, but also entertains the baby's mood and helps the baby improve his own cognitive ability.[Sensory interactive toys] You can use the black and white soft books for babies as baby lying pad, let your baby flip through the black and white baby book with fingers to train your baby's hand-eye coordination and grasping ability; you can also tie it to the crib to train your babys ability to raise the head makes the baby move.[The fabric material is not torn and bite] The high contrast baby cards are made of strong fabric material, even if the baby grasps or bites it, the baby toys 0-6 months are not easy to be destroyed, and theyre very strong and durable.[The best gift for newborns] Is there a better blessing than wishing a newborn to grow up healthily? The high contrast cards for newborn focuses on helping newborns develop their vision function and helping them grow up healthily. The black and white infant toys is the sweetest and caring gift of blessings.