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Inspire Pi Shirt - oTZI Shirts - 1

Inspire Pi Shirt

$ 18.99 $ 23.99



Great for March 14!

Does math give you a newfound sense of calm? Does a certain mathematical constant “INSπRE” you? If so, add this shirt to your wardrobe and multiply your style. (Warning: This shirt is irrational.)

Women's Tank Top Sizes

We recommend ordering one size up as the women's tank tops that we are using are running smaller than other brands. Please check the sizing chart below:

Body Length 24 25 26 27 28
Body Length Tolerance 3/4 3/4 3/4 3/4 3/4
Body Width 11 1/2 12 1/2 13 1/2 14 1/2 15 1/2
Body Width Tolerance 3/4 3/4 3/4 3/4 3/4


United States: $5.99 for entire order. International: $15 for entire order. Most orders should arrive within 7-14 days in the US, and 3 weeks or more internationally. 


We will gladly refund or exchange items within 14 days of your order that are new and have never been worn if you're not in love with them. Please read our full Return Policy Here.

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