The Baby Einstein Cal's Sensory Shake-up Activity Rattle is a multi-sensory toy that encourages your baby to participate in sensory play and promotes his developmental milestones. With this toy, your child can explore new textures with five sensory functions, exercise fine motor skills, and stimulate learning about causes and effects. 

• Cal’s Sensory Shake-up Activity Rattle engages baby’s eyes, ears, and fingers with 5 multisensory features to promote fine motor skills, sensory learning, and engagement.
• Multi-sensory features promote developmental milestones like cause-and-effect learning, self-discovery and fine motor skills, as well as sensory engagement.
• Includes 4 colorful rattle rings, a baby-safe mirror, an hourglass rattle, high contrast colors, textured antennae, and a twisting character head with clicking sounds.
• BPA-free toy with textured elements. Features Cal the Caterpillar from Baby Einstein shows and books.
• Dimensions: 3.7 inches X 5.5 inches. Wipes clean.