Explore song-making and sound creation with this fully tunable blue and green ukulele. The ukulele design is optimized for small children with nylon strings that are gentle on children's fingers and hands. Playing musical instruments can help children develop key motor skills. Details: Blue and green 21.06" x 3.15" x 6.89" ukulele size Nontoxic Child safe Wood and nylon For ages 3 and up