Trick or Treat Studios Originals Mask ChimpanzeeTrick or Treat Studios prides itself on working with talented artists in the mask making and special effects communities. From the conception of the company, the goal has been to put artists first and bring their work to a wider audience. The Chimpanzee Face Mask is an Erich Lubatti original design. All of our Halloween Face Masks come with a sewn strap to fit comfortably on your face. Material: Latex