From Skip Hop, this ball features: Just switch it on and keep the ball rolling for fun motion-activated beatbox riffs and rattle sounds to encourage crawling adventures The tactile fabric leaf adds a fun finishing touch. Three motion-activated beatbox-style songs play when ball is rolled Fun start-up sound when ball is turned on; rattle beads respond to shaking or rolling approx. 4.56” x 4.56” x 7.58” Requires 2 AAA batteries (included) Age: 6 months + Imported.