Happy Pi Day Shirt – Keepin It Irrational Math Humor Nerd Gift Posters and Art Prints

Posters and Art Prints FAQ

Celebrate Pi Day with this clever “Keepin’ It Irrational Since 3.14” design. Perfect for math teachers, students, and anyone who loves nerd humor.

Premium semi-gloss poster paper. 94 ISO brightness. 170g per square meter. Ultrachrome archival inks for rich, long-lasting color.

UPS MI Domestic (6-8 Business Days)

FedEx 2-Day (4-6 Business Days)

Estimates include printing and processing time.More Shipping Info

We want you to love your order! If for any reason you don't, let us know and we’ll make things right.Learn More