Reward babys first steps with the Baby Einstein Ocean Explorers Step & Twirl Opus 4-in-1 Activity Walker. Baby will love to make Opus the Octopus spin, light up, and play music as they explore walking, floor play, and beyond! 4 ways to play and learn: Use as a seated or push-behind walker to reward babys every step, or detach Opus for multisensory engagement, music, and floor play fun. 3 modes of exploration for babies ages 6 months to 2 years: In Walking Setting, each step in or behind the walker makes Opus spin and play melodies from the Ocean Explorers series. In Learning Setting, detach for floor play so baby can learn colors, numbers, and shapes in 4 languages English, Spanish, French, and German. Dancing Setting lets baby explore music and ocean sounds. Walker folds flat and has 3 height positions to give baby a perfect fit. Requires 3 AAA batteries. Machine washable seat pad. Dimensions: 23.5 x 25.5 x 28.5 inches.