Show off your love for science with this unique black t-shirt. Featuring a stylized atom design inside a triangle, the shirt humorously states, "YOU MATTER UNTIL YOU MULTIPLY YOURSELF BY THE SPEED OF LIGHT SQUARED THEN YOU ENERGY". Made from a comfortable fabric, this tee is perfect for everyday wear, science enthusiasts, teachers, or anyone with a witty sense of humor. This casual top is a fun way to spark conversation and express your intellectual side. Great for physics students! A perfect gift for birthdays, holidays, or back-to-school.