These vintage Mod post earrings are enameled black and white.  
They are folded over into a taco shell look.  
The inside is enameled white and the outside is enameled black.  
They measure 1 inch wide by 5/16 inch wide.  
They have a few light wear marks.  The backs have silver-tone posts and post backings. 
 
Vintage Post Earrings, Look Like Taco Shells in Black and White
        
          
          
Vintage MOD Post Earrings, Black White Taco Shell Look listed in:
          
            All Vintage Jewelry
            , Vintage Earrings