This set of two rattles is designed to make it easy for small baby hands to play with. Help baby develop grasping and fine motor skills. Knobs, handles, and rings offer various shapes for baby to explore. Baby discovers cause-and-effect of movement making sound. Rings shake against each other to create rattle sounds. Real wood rattles are 100% baby safe, made with real wood, non-toxic colors & finishes, and free of BPA, phthalates, and formaldehyde. Imported.