HIGH CONTRAST BABY HANGING TOYS: Black and white baby high contrast sensory toy is great for babies. Vivid outlines and strong contrast patterns can provide toddler with strong visual stimulation, strengthen visual response, and enhance visual attention; Promoting the infant's visual system is part of early childhood education, teytoy black and white high contrast car seat toys are good for babies'eyesight and cognitive development.COMFORTABLE ANDSAFE MATERIAL FOR BABY: You can add to the baby swing mobile/stroller or give to baby to hold and at with. This infant plush rattle hanging toys is made of high-quality soft cloth and non-toxic polyester stuffing, ABS clip ring. Fine stitching makes the stuffed pp cotton can always keep a nice shape, not easy to deform. These stroller hanging toys are WASHABLE and do not discolor and are not easily deformed. 100% safe for baby and well made. Great travel toy.HANGABLE PORTABLE: This hanging toys can be easily hung on handle of stroller, you can easily wrap the soft baby toy on infant car seat, walker, and her bouncy seat, hanging them onto the crib, stroller, gym mat, fix them anywhere by the hooks freely, or remove these hooks and just let the baby play these cube shape toys freely. Especially great for car seat toys, will be a baby-sitter to accompany baby while on the road trip.