Don’t be irrational, we have another Pi design! The circumference divided by the diameter of an object is Pi. Can you think of a better formula? Mathematics is a beautiful thing that will last through infinity, and so will this t-shirt!

• Short-sleeve unisex adults t-shirt
• Made from 100% organic cotton
• Manufactured using eco-friendly organic dyes.
• Tagless
• Manufactured from soft, high-quality, stretchy fabric
• Preshrunk
• Machine washable
• Care Instructions: Machine wash cold. Tumble dry low or lay flat to dry.
• Imported