High Contrast Baby Cards 6m+ 9m+ For Newborns and Babies

At birth, sight is still underdeveloped. At first babies see clear. high contrast patterns best. and the ability to distinguish image details and colors gradually develops over the following months. That's why babies like contrasts so much. Box contains 12 double sided flash cards bound together by string. Comes with a usage guide for parents. This set with brighter colors is for baby/toddler age six months to nine months and up.