Do-Re-Mi Dolphins are a colorful and delightful addition to bath time fun! Color match the dolphins into their rings and link them together in a line or floating circle. Tap each dolphin's head to hear a different musical note. Do-Re-Mi Dolphins are fun in the tub when you create your own songs, color match with the floating rings, connect them in a circle or create a long, winding line! Suitable for ages 12 months and over and does not require batteries.