Math Humor Birthday T-Shirt

Celebrate turning eleven with this clever and comfortable black t-shirt! Featuring a crisp white graphic that displays the square root of 121 followed by the words "YEARS OLD," this tee is perfect for math enthusiasts or anyone with a great sense of humor. Made from a soft, breathable fabric, it's designed for everyday wear, whether you're heading to school, hanging out with friends, or celebrating a birthday. This unique design is sure to spark conversation and bring a smile to everyone's face. A great gift for birthdays, holidays, or just because! Available in various sizes.