Pi Day T-Shirt | Pi Tee | Math Nerd Geek | Be Irrational-FL

Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 65% Cotton, 35% Polyester, Imported, Machine wash cold with like colors, dry low heat, Be Irrational! Happy Pi Day! Pi is real but not irrational, the ratio of a circle”s circumference to its diameter, about 22/7. More importantly, this pi tshirt is hilarious, great math tee to show love of numbers, beauty of mathematics, mathematical genius, Math tshirt, pi shirt for a math student, mathlete, teacher, professor, math major, math whiz, math team, math nerd math geek. For tournament competitions, math test, pi day (3.14), double pi day (7.28). Celebrate pi, irrational but not imaginary, with pie, Lightweight, Classic fit, Double-needle sleeve and bottom hem