Show off your quirky sense of humor with this black graphic tee! The shirt features a clever math joke with '√169 = 13 YEARS OLD' displayed prominently in yellow and white, making it a standout piece. Perfect for math enthusiasts or anyone celebrating their 13th birthday, this tee combines comfort and style with a touch of wit. Made from soft and breathable fabric, it's ideal for casual wear, parties, or gifting. Grab this unique shirt and let the numbers do the talking!
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Our tees fit true-to-size. Check the size chart before ordering to ensure a perfect fit.
Processing 2–3 business days; standard delivery 5–12 business days depending on destination.
Machine wash cold with like colors. Do not bleach. Tumble dry low. Iron inside-out if needed.