The Fisher-Price Newborn Rock 'n Play Sleeper is a unique portable sleep seat for newborns, with a wonderful rocking action and secure inclined position for babies who need it. The Yellow Portable Baby Sleeper includes calming vibrations and is fashioned from extremely soft fabrics for added comfort. Its frame rocks gently with a push from mom. The sides of the Fisher-Price Newborn Rock 'n Play Sleeper are created with breathable fabric, and it collapses easily for portability and storage. There are clackers on a link for soothing and entertaining.