Black and White Color Design: this felt crib mobile will be your baby's first visual stimulus, baby's eye develops quickly, but at first can only focus on high contrast objects, such as simple black and white shapes; The shape of the plush and the contrasting black and white colors reassures and relaxes the baby and gives him a sweet sleep Visual Stimulation Advantage: hang this black white crib mobile on the crib to show the baby high contrast images and colors to promote early visual development, and also to distract and soothe your baby when he is crying What's in the Package: you will receive 2 different styles of baby nursery crib mobile, each with 7 different patterns, such as elephants, seahorses, octopuses, stars, cacti, etc., the rich and varied patterns provide visual stimulation to attract babies and help them develop visual development Soft Material: this baby crib mobile for baby is handmade with felt material, which is light in weight, soft to the touch, and can be applied for a long time; Our felt materials are friendly and safe, and are healthy for babies Wide Applications: this black and white mobile for baby can be placed over baby bassinets, strollers, cribs and rockers or anywhere you want to hang it, and can also be applied as a baby photography prop for nice photos of your baby