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Celebrate turning 41 with a touch of humor in this unique math-themed t-shirt! The design features the square root of 1681 (which equals 41) surrounded by colorful mathematical formulas and equations. Made from comfortable, breathable fabric, this black tee is perfect for math enthusiasts or anyone who appreciates a clever birthday gag. It's a great conversation starter and a fun way to show off your age with a nerdy twist. Wear it to your birthday party, casual outings, or even math class! Makes a memorable and geeky gift idea for friends, family, or colleagues turning the big 4-1. Get ready to add some mathematical flair to your wardrobe!
