Come to the Nerd Side. We have pi-RT

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, science, mathematics, math, numbers, pi, figures, symbols, pie, nerd, geek, smart, intelligent, wordplay, pun, teacher, school, natural science, college, university, major, class, education, Lightweight, Classic fit, Double-needle sleeve and bottom hem