Periodic chemical elements fun design by EDDA Froehlich. This STEM t-shirt is ideal for nerds, geeks, science fans, professors, educators, teachers and students in science chemistry, biology, math and other nerdy stuff! A perfect gift as recognition. Have fun with this mathematics FIBONACCI tee. Give it away or wear it by yourself if you want your tee to say it all. At work, uni, school, in leisure time with your friends and family! It's a funny eye-catcher and it will attract attention in a joyful way Lightweight, Classic fit, Double-needle sleeve and bottom hem