Square Root of 144 Birthday 12 Years Gift Long Sleeve Shirt-RT

Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester, Imported, Machine wash cold with like colors, dry low heat, Hey! are you celebrating your upcoming B-day party. Share now your best trendy geeky math problem age number 12yrs 12th birthday bday graphic tee design shirt. Make yourself awesome and cool by wearing this tee. Grab now this “Square Root of 144 Long Sleeve Tee” funny textual joke humor saying idea and give it to a twelve yrs old who do love math, mathematics, algebra and those who are geeky nerdy. Perfect for those who born in 2005 birth year. Lightweight, Classic fit, Double-needle sleeve and bottom hem