DNA Double Helix Molecule Earrings Silver Tone Genetic Molecule Structure EI44 Fashion Jewelry Ships from the USA DNA Double Helix Earrings. 3D Molecular Structure. Each Earring Measures Approximately 1.5 inches long. Makes a perfect gift. Search Magic Metal Jewelry for more jewelry styles. You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!