This black t-shirt features a humorous and nerdy design. Emblazoned across the chest is the phrase "what part of don't you understand", surrounded by various hand-drawn-style math equations and formulas, giving it a playful and intellectual vibe. Made from what appears to be a soft, comfortable cotton blend, this tee is perfect for everyday wear. It's an ideal conversation starter for teachers, students, or anyone with a love for math and science. Show off your smarts and sense of humor with this unique tee! Perfect for casual outings, classes, or relaxing at home.