Don the helmet, find the hero within, and show that you too are more than meets the eye. In addition to the voice changer feature, the helmet comes loaded with 21 button-activated Transformers sounds and phrases, including a screaming Cybertronian battle riff. Its designed with movie-accurate detail and features adjustable straps. Full helmet with adjustable straps inside ; one size fits most. For ages 6 years and over. WARNING(S): Not suitable for children under 3 years old. Only for domestic use.