This is a unique inflatable nylon and spandex suit with inflatable body and mask when you stretch your face, you can see, breathe even drink, and the people around you can not see who you are! Including a conical collar, so that you can be the bottom of the mask into the body, completely seamless appearance. Standard size:suitable for most adults. Requires 4 AA batteries (not including battery). caveat: Do not approach the fire, sharp knives, so as not to be punctured after the leak.