This black t-shirt features a clever science-themed design. The phrase "YOU MATTER" is prominently displayed at the top, followed by the humorous caveat "-UNLESS YOU MULTIPLY YOURSELF BY THE SPEED OF LIGHT SQUARED." A stylized atom graphic adds a touch of scientific flair. Below, the phrase "-THEN YOU ENERGY" completes the joke. Made from what appears to be a soft and comfortable cotton blend, this shirt is perfect for science enthusiasts, students, teachers, or anyone with a witty sense of humor. Wear it to school, science events, casual outings, or just lounging at home. It's sure to spark conversations and show off your intellectual side. A great gift idea for the science lover in your life!