A clever and awesome gift idea for a genius who will teach and show how to find x. Calling all scientists, engineers, and mathematicians: you make the world go 'round, and we love you. There's no shortage of technical jokes to celebrate your hard work. Great gift idea for that student in your life who loves to solve problems or that engineer who loves to build things. For him or her who likes gifts related to slogan pun humour logos fun science equation joke. Perfect for geometry calculus. Lightweight, Classic fit, Double-needle sleeve and bottom hem