Two happy blue whales and two turquoise blue octopus decorate this musical mobile. The whales have white tummies with embroidered eyes and the octopus embroidered tentacles. This musical mobile play for 20 minutes, has volume control and an on/off switch. It plays rotating nursery songs of Brahms Lullaby, Twinkle Twinkle Little Star, and Rock a Bye Baby. It is battery operated and requires 3 AAA batteries not included. A top registry pick and baby shower gift.