This black t-shirt features a playful math-themed design. The graphic includes mathematical equations and formulas surrounding the expression '√196 YEARS OLD,' making it a clever way to celebrate a 14th birthday (since the square root of 196 is 14). The shirt appears to be made of a comfortable, soft fabric, ideal for everyday wear. Its unique design makes it a great gift for math lovers or anyone with a sense of humor. Perfect for casual outings, school events, or parties, this shirt will surely spark conversations and bring smiles.