Demold the helmet and trim the flashing. At this point, the helmet is ready to be primed and painted. 'The 'battle-worn' Captain America helmet reflects perfect detail from the Rebound 25 mold. Below you can see several completed helmets in various positions on display. Both rigid fiberglass/epoxy and flexible versions were made. The flexible version used a surface coat of Smooth-Cast 65D backed with VytaFlex 40.