About this 3D model

Wonderful mask that closes the whole face. There is a function of the jaw masks with your jaw. The size of the mask standard is suitable for all persons.Mask sizes in a closed form: Z - 229mm Y - 203mm X - 223mm In order for the mask correctly functioning you need 2 springs of 30mm size and 4 bolts with a nut to fix everything as in the photo.