Opaque red pop bumper skirt, or wafer, used in most pinball
manufacturers' pop bumper assemblies.
It's a good idea to change all bumper skirts simultaneously for a
good color match on the new plastics.
Old plastic discolors and becomes brittle with age. New skirts have
consistently bright colors.
Reference:
- Williams 03-6035-4
- Bally C-790-11
- A-1218