All fins on deck! Meet the colorful and cuddly plush Song Cubes based on the popular characters from Baby Sharks Big Show! Squeeze to play the Baby Sharks Big Show! Theme Song and sing along. Collect all 8 characters from Nickelodeons animated preschool series: Baby Shark, Mommy Shark, Daddy Shark, William, Vola, Hank, Goldie and Chucks. These palm-sized plush dolls are perfect for grabbing and stacking for playtime at home or on-the-go. Requires 2x 1.5V LR44 / AG13 button cell batteries (included). Batteries are replaceable. For boys and girls ages 2 and up.