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Pi Equation Shirt, Pi Day March 14
Pi Equation Shirt, Pi Day March 14
Regular price
$32.00 USD
Regular price
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$32.00 USD
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Visualize pi.
Here's a pi-celebrating shirt with a visual representation of the equation of pi-- a circle's circumference divided by its diameter... so fun to think around about this number.
Pi Day is March 14th. (3.14!)
This shirt was drawn by Sarah.






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Shirt Quality
A solidly medium weight t-shirt with a soft drape and comfortably over-sized fit.
- 100% ring-spun cotton
- fabric weight: 6.1 oz/yd²
- garment-dyed
- relaxed fit
- 7/8″ double-needle topstitched collar
- twill-taped neck and shoulders (extra durable!)
- double-needle armhole, sleeve, and bottom hems
Fit Guide
WIDTH (inches) | LENGTH (inches) | SLEEVE CENTER BACK (inches) | |
S | 18 ¼ | 26 ⅝ | 16 ¼ |
M | 20 ¼ | 28 | 17 ¾ |
L | 22 | 29 ⅜ | 19 |
XL | 24 | 30 ¾ | 20 ½ |
2XL | 26 | 31 ⅝ | 21 ¾ |
Printed on Demand
This T-shirt is printed especially for you as soon as you place an order.
Making products on demand instead of in bulk helps reduce overproduction.