Boost your baby’s fine motor skills and sensory learning with Cal’s Sensory Shake-up Activity Rattle! With 5 multi-sensory features, this BPA-free toy promotes cause-and-effect learning, self-discovery, and engagement. It includes colorful rings, a safe mirror, a rattle, high contrast colors, and a twisting character head with clicking sounds, all featuring Cal the Caterpillar from Baby Einstein.