LUCK OF THE PI RISH Pi Day St Patrick's Day T-Shirt
- from our Affiliates
Fun LUCK OF THE PI-RISH Combined ST PATRICK'S DAY and PI DAY T-shirt with CUSTOMIZABLE TEXT to celebrate Pi Day on March 14 and St Patrick's Day on March 17. The design shows the Pi symbol with a shamrock through the middle. You can personalize the wording. These Pi/St Patrick's Day T-shirts would make excellent costumes for Pi Day and St Patrick's Day and at any March party celebration.