60s Black and White Striped Earrings / 60s Geometric Triangle Shaped Mod Op-Art Earrings Stripes / Gemma60s Black and White Striped Earrings 60s Geometric Triangle Shaped Mod Op Art Earrings Stripes Gemma Eye catching pair of plastic earrings in the shape of rounded edge triangles, they feature thick, black and white stripes. Post closure at the rear. Very mod! No brand markings. Length: 2" Condition: very good with no visible imperfections More vintage costume jewelry abounds in the shop. Click around for looks from the Edwardian era to the 1990s.