Show off your unique sense of humor with this square root themed t-shirt. Made from a soft and comfortable black fabric, this shirt features a humorous design with the square root of 100 above the words "Years Old". This funny tee is sure to spark conversations and bring smiles to faces wherever you go. Whether you're celebrating a milestone birthday or simply love math jokes, this shirt is a perfect choice. Great for casual outings, parties, or even as a fun gift for friends and family.