High Quality ProcessingMade of thick pvc with a metal-like coating on the surface, durable and light weight, it looks very textured,comfortable to wear. Visibility and breathability strong . There are no obstacles in your sight and breathing. Glasses can glowing. The visual experience is very advanced, suitable for collection, appreciation and wearing. Size of HelmetsOur fashion mask props comes in two sizes. The Juvenile (55cm) size is suitable for all people with a head circumference of less than 55cm, and can be worn by most children aged 7-16, teenagers and some thin adults. The adult (65cm) size is suitable for all people with a head circumference less than 65cm, and adults can generally wear it. OccasionPerfect for cosplay accessories, suitable for masquerade parties, costume parties, carnival, christmas, easter, halloween,stage performances, birthday, novelty pretend play, craft decoration, drama, fun activities. Open the Facemask ManuallyThe headgear can be opened manually. Press the button on the mouth, slide up or flip open to open the model head covering, slide down or flip down to close the helmet. It is very convenient for children, teens and adults to wear. Package and Service TenetPackage Includes: 1* Full Size Electronic Helmet. "Qian Dou" store is to let all customers experience the most perfect shopping experience. If you have any questions, please feel free to contact us. I wish you a happy life