Made from all-natural organic rubber, this little Dolphin from our Ocean Buddies Collection is easy for tiny hands to grip. Each marine animal character has an enclosed rattle. Sound toys, like rattles provide stimulation to babies as they discover their senses. By creating sound, your child starts to learn fundamental lessons in cause and effect relationships. This dolphin bath toy is from the ocean buddies, makes a fantastic addition to bath time or water play, fully sealed for hygiene.