My magic keys sensory rattle (plant-based plastic) - 3 -24 months. A plant-based plastic keychain rattle for Baby's first learning. On the way to discoveries! An illuminated button on the car to trigger catchy songs, melodies, sounds, and funny phrases. Three keys (including a teething ring) and elements to handle. Different materials and textures to stimulate baby's fine motor skills. Motion sensor that triggers additional sound effects when baby shakes his keychain. 40+ fun phrases, songs, melodies, and sounds. Plastics made from at least 48% plant-based material. Automatic shut-off. Try-me box. Works with 1 LR03 battery supplied.