Caffeine jewelry is here at last! The molecule form of everyone's favorite stimulant is cast in sterling silver and can be worn proudly from one's neck or ears. The most widely consumed psychoactive substance in the world, caffeine causes a surge in norepinephrine, keeping us awake and alert. Elegant yet original, these sterling silver earrings are handmade in California by Dr. Raven Hanna, a Yale-educated scientist turned artist. Each piece is sterling silver and comes in a recycled box with an informational tag. Handmade in California.