Bolli is a new sensory development ball for kids AND babies that is great for stretching, manipulating, grasping, and teething. Made from 100% nontoxic, BPA and phthalate free, food grade silicone. Soft and pliable material can be squished and stretched. It's fantastic for shape exploration, fine motor skills, grasping, and hand-eye coordination. Dishwasher and freezer safe.