Celebrate an 11th birthday with this fun and clever t-shirt! Featuring the square root of 121, this shirt is a humorous way to show off the birthday person's age. The design is printed in bold white lettering on a black t-shirt. This comfortable tee is perfect for parties, school, or everyday wear. Made from soft, breathable fabric, it ensures a comfortable fit all day long. Great for kids and math enthusiasts alike. Makes a unique and memorable birthday gift!
