Screen Used immortals mask from 300. Made of a hard rubber material, features an elastic strap, a very shiny chrome finish and minor signs of production use. Feel free to ask any questions. Check out my other items for more TV and movie memorabilia. The item "300 Screen Used Prop Immortals Mask With COA" is in sale since Sunday, April 15, 2018. This item is in the category "Entertainment Memorabilia\Movie Memorabilia\Props\Originals". The seller is "prop-emporium" and is located in Carlsbad, California. This item can be shipped worldwide.