Hexalon Ultra leads have a mylar backing

The NEW Hexalon Ultra is the best production screen available and offers the greatest flexibility and resistance to crimping than any other screen on the market. Hexalon lead alloy foil mounted on highly flexible and durable MiraLite backing material. Used for reduction of scatter radiation and image intensification. This is radiographic-quality foil. The Hexalon Enviroseal front coating protects from scratching and oxidizing.