The cute pattern on the mamaroo replacement ball can attract your child's attention . The rich colors can make your child more focused. This mamaroo replacement ball fits the mamaRoo rocker perfectly and features different sounds. The crunchy ball makes a rustling sound when you squeeze it, the bell inside the rattle ball makes a bell ringing sound, and the reflector ball has a fun ha-ha mirror that deforms objects. The balls can be washed, air dried or tumble dried at low temperature. Each ball is sewn with comfortable fabrics and the filling is soft and full.Promote baby's vision, hearing and hand development Colourful and beautifully patterned toy ball shape can make baby feel novel and have a strong interest in it, which can give baby a different experience during recreation time. Bought a replacement set when I lost mine, and then only used a few times. excellent condition