JavaScript seems to be disabled in your browser. You must have JavaScript enabled in your browser to utilize the functionality of this website.
Recently added item(s) ×
You have no items in your shopping cart.
Pi sure is a delicious number.
*All measurements are one side of the shirt only.
**Our regular shirts are 100% super soft pre-shrunk cotton (heather grey is 10% poly). Our Thursday limited edition tri blends are made of a crazy soft cotton / poly / rayon blend.
* Required Fields
Can't Stop Won't Stop
Be Excellent to Each Other
Pi Be Rational
My Butt Hurts
See You Later Alligator
May The Mass x Acceleration