I Wear This Shirt Periodically T-shirt funny math pun tshirt-Art

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, This awesome, stylish shirt features a graph of periodic trigonometric functions and the words “I Wear This Shirt Periodically”. Perfect Tshirt for mathematicians, students of trigonometry, algebra, calculus, math lovers, and math teachers or educators. Are you into Math and Chemistry. Makes a great gift for any mathematician, geek, nerd, tech lover, college student, or teacher. Funny math pun shirt that includes a graph of periodic trigonometric functions and a clever, sarcastic pun. Lightweight, Classic fit, Double-needle sleeve and bottom hem