This black t-shirt features a playful science-themed design. The graphic shows an atom symbol alongside the witty text: "You Matter until you multiply by the speed of light squared, then you energy." The design is printed in an orange color scheme, offering a vintage look. The shirt appears to be made from a comfortable cotton or cotton-blend fabric. This tee is perfect for science enthusiasts, physicists, or anyone who appreciates a clever pun. Wear it to school, casual outings, science events, or even as a conversation starter. It also makes a great gift for students, teachers, or anyone who loves science humor.