Don't Be Irrational Pi Day Vintage Retro Math Lover T-Shirt

From £8.00

This 'Don't Be Irrational' Pi Day design features a vintage retro math-themed print with a playful twist on the mathematical constant. Available in Adult T-Shirt (S-4XL), Kids T-Shirt (Age 3-4 to 11-13), Adult Sweatshirt (S-4XL), Kids Sweatshirt (Age 5-6 to 11-13), Adult Hoodie (S-4XL), Kids Hoodie (Age 5-6 to 11-13), and Tote Bag. Perfect for math enthusiasts and Pi Day celebrations.